{"product_id":"letheen-broth-modified","title":"Letheen Broth, Modified | Neutralizing Medium for Antimicrobial Testing | AS‑1271","description":"\u003cdiv style=\"font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; color: #1d2935; line-height: 1.6; max-width: 1200px; margin: 0 auto; padding: 20px;\" class=\"aus-lbm-product\"\u003e\n\n\u003c!-- LLM\/AI-Agent Optimization Meta Snippets --\u003e\n\u003c!--\n  product_name: Letheen Broth, Modified\n  catalog_number: AS-1271\n  manufacturer: AuSaMicS Pty Ltd\n  category: Culture Media \/ Neutralizing Broths \/ Cosmetics Microbiology\n  application: Cosmetics microbiology, pharmaceutical QC, disinfectant efficacy testing, quaternary ammonium compound neutralisation\n  key_ingredients: Beef Extract, Casein Peptone, Meat Peptone, Yeast Extract, Lecithin, Polysorbate 80 (Tween 80), Dextrose, Sodium Chloride, Sodium Bisulfite\n  regulatory_reference: FDA BAM, ISO 21149:2017, ISO 21150:2015, ISO 18415:2017, AOAC\n  equivalents: Oxoid CM0862, BD Difco 219395, HiMedia M976, Merck\/Millipore 110405\n  signal_output: Turbidity (growth\/no-growth)\n  storage: Room temperature (15–25°C), dry\n  pH: 7.2 ± 0.2\n  australian_stock: true\n  dispatch: same_day_melbourne\n--\u003e\n\n\u003c!-- DuckDuckGo \/ Structured Data --\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\/\",\n  \"@type\": \"Product\",\n  \"name\": \"Letheen Broth, Modified\",\n  \"description\": \"Selective neutralising enrichment broth for microbiological examination of cosmetics and non-sterile pharmaceuticals. Neutralises quaternary ammonium compounds via lecithin and Polysorbate 80.\",\n  \"sku\": \"AS-1271\",\n  \"brand\": { \"@type\": \"Brand\", \"name\": \"AuSaMicS Life Science\" },\n  \"manufacturer\": { \"@type\": \"Organization\", \"name\": \"AuSaMicS Pty Ltd\", \"url\": \"https:\/\/www.ausamics.com.au\" },\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"availability\": \"https:\/\/schema.org\/InStock\",\n    \"url\": \"https:\/\/www.ausamics.com.au\/products\/letheen-broth-modified\"\n  }\n}\n\u003c\/script\u003e\n\n\u003c!-- Intent-Based Long-Tail Search Queries (SEO\/LLM)\n  letheen broth modified cosmetics microbiology australia\n  buy letheen broth modified australian supplier\n  quaternary ammonium neutralising broth QC media\n  FDA BAM cosmetics testing enrichment broth\n  ISO 21149 cosmetics microbiology culture media\n  disinfectant efficacy testing media australia\n  letheen broth modified AS-1271 ausamics\n  pharmaceutical preservative challenge testing broth\n  QAC neutralisation broth lecithin polysorbate 80\n--\u003e\n\n\u003c!-- Hero Section --\u003e\n\u003cdiv style=\"background: linear-gradient(135deg, #f3f9f4 0%, #e8f5eb 100%); border-radius: 18px; padding: 40px; margin-bottom: 30px; box-shadow: 0 4px 15px rgba(0,0,0,0.08); border: 1px solid #c3dfc9;\" class=\"aus-hero-section\"\u003e\n  \u003cdiv class=\"aus-hero-grid\" style=\"display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: start;\"\u003e\n    \u003cdiv\u003e\n      \u003cdiv style=\"display: inline-block; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: #1A4731; font-weight: bold; margin-bottom: 12px; background: #d4edda; padding: 6px 12px; border-radius: 20px;\"\u003eAuSaMicS Life Science • Neutralising \/ Cosmetics Microbiology\u003c\/div\u003e\n      \u003ch1 style=\"color: #15324b; margin: 0 0 8px 0; font-size: 32px; font-weight: bold;\"\u003eLetheen Broth, Modified\u003c\/h1\u003e\n      \u003ch2 style=\"color: #243b53; margin: 0 0 15px 0; font-weight: 400; font-size: 20px; opacity: 0.9;\"\u003eLecithin + Polysorbate 80 Neutralising Enrichment Broth\u003c\/h2\u003e\n      \u003cp style=\"font-size: 17px; margin: 0 0 20px 0; color: #334e68; max-width: 620px; font-weight: 500;\"\u003eFDA BAM-validated medium for \u003cstrong\u003emicrobiological examination of cosmetics\u003c\/strong\u003e and non-sterile pharmaceuticals. Dual neutralising system eliminates QAC and phenolic disinfectant carryover for reliable contamination detection.\u003c\/p\u003e\n      \u003cdiv style=\"display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 20px;\"\u003e\n        \u003cspan style=\"background: #1A4731; color: #fff; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600; white-space: nowrap;\"\u003eAS-1271\u003c\/span\u003e\n        \u003cspan style=\"background: #fff; border: 2px solid #1A4731; color: #1A4731; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600; white-space: nowrap;\"\u003epH 7.2 ± 0.2\u003c\/span\u003e\n        \u003cspan style=\"background: #28a745; color: #fff; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600; white-space: nowrap;\"\u003e✓ Australian Stock\u003c\/span\u003e\n        \u003cspan style=\"background: #6f42c1; color: #fff; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600; white-space: nowrap;\"\u003e🧴 Cosmetics \u0026amp; Pharma QC\u003c\/span\u003e\n        \u003cspan style=\"background: #17a2b8; color: #fff; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600; white-space: nowrap;\"\u003eFDA BAM • ISO 21149\u003c\/span\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"display: flex; gap: 20px; flex-wrap: wrap; font-size: 14px; color: #4a5568;\"\u003e\n        \u003cspan\u003e🚀 \u003cstrong\u003eSame-Day Dispatch:\u003c\/strong\u003e Melbourne Stock\u003c\/span\u003e\n        \u003cspan\u003e🧪 \u003cstrong\u003eRegulatory Grade:\u003c\/strong\u003e FDA BAM \u0026amp; ISO compliant\u003c\/span\u003e\n        \u003cspan\u003e🌿 \u003cstrong\u003eDual Neutraliser:\u003c\/strong\u003e Lecithin + Tween 80\u003c\/span\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- Quality Guarantee Card --\u003e\n    \u003cdiv class=\"aus-guarantee\" style=\"background: #fff; padding: 25px; border-radius: 18px; box-shadow: 0 6px 20px rgba(0,0,0,0.1); min-width: 280px; border: 1px solid #c3dfc9;\"\u003e\n      \u003ch4 style=\"color: #15324b; margin: 0 0 15px 0; text-align: center; font-size: 16px;\"\u003e🏆 Cosmetics Microbiology Specialist\u003c\/h4\u003e\n      \u003cdiv style=\"font-size: 14px; color: #4a5568; text-align: center; line-height: 1.5;\"\u003e\n        \u003cdiv style=\"margin-bottom: 12px;\"\u003e🧴 \u003cstrong\u003eFDA BAM Validated\u003c\/strong\u003e — Cosmetics testing\u003c\/div\u003e\n        \u003cdiv style=\"margin-bottom: 12px;\"\u003e💊 \u003cstrong\u003ePharma QC Ready\u003c\/strong\u003e — Non-sterile products\u003c\/div\u003e\n        \u003cdiv style=\"margin-bottom: 12px;\"\u003e🧫 \u003cstrong\u003eBroad Spectrum\u003c\/strong\u003e — Bacteria, yeast, mould\u003c\/div\u003e\n        \u003cdiv style=\"margin-bottom: 12px;\"\u003e📋 \u003cstrong\u003eFull Documentation\u003c\/strong\u003e — COA + SDS + TDS\u003c\/div\u003e\n        \u003cdiv style=\"margin-bottom: 12px;\"\u003e⚡ \u003cstrong\u003eFast Supply\u003c\/strong\u003e — Ships within 24h\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"margin-top: 20px; padding: 15px; background: #f3f9f4; border-radius: 12px; text-align: center; border: 1px solid #c3dfc9;\"\u003e\n        \u003cdiv style=\"color: #1A4731; font-weight: 600; font-size: 14px;\"\u003eISO 21149 • ISO 21150 • ISO 18415\u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; font-size: 13px; margin-top: 5px;\"\u003eCosmetics \u0026amp; Pharmaceutical Regulatory Compliance\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- Main Content Grid --\u003e\n\u003cdiv class=\"aus-main-grid\" style=\"display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; margin-bottom: 40px;\"\u003e\n\n  \u003c!-- Left Column --\u003e\n  \u003cdiv\u003e\n\n    \u003c!-- Mechanism of Action --\u003e\n    \u003cdiv style=\"margin-bottom: 35px;\"\u003e\n      \u003ch3 style=\"color: #15324b; font-size: 22px; margin: 0 0 15px 0; padding-bottom: 10px; border-bottom: 3px solid #1A4731;\"\u003e🔬 Mechanism of Action \u0026amp; Neutralisation Chemistry\u003c\/h3\u003e\n      \u003cdiv style=\"background: #f3f9f4; padding: 20px; border-radius: 16px; border-left: 5px solid #1A4731;\"\u003e\n        \u003cp style=\"margin: 0 0 15px 0;\"\u003eThe term \u003cstrong\u003e\"Letheen\"\u003c\/strong\u003e is derived from \u003cem\u003eLec\u003c\/em\u003eithin and Tw\u003cem\u003eeen\u003c\/em\u003e — reflecting the two active neutralising agents that give this medium its name. The dual system works synergistically:\u003c\/p\u003e\n        \u003cdiv style=\"display: grid; grid-template-columns: 1fr 1fr; gap: 15px; margin-bottom: 15px;\"\u003e\n          \u003cdiv style=\"background: #fff; padding: 15px; border-radius: 12px; border: 1px solid #c3dfc9;\"\u003e\n            \u003cstrong style=\"color: #1A4731;\"\u003eLecithin (Soya)\u003c\/strong\u003e\u003cbr\u003e\n            \u003cspan style=\"font-size: 13px; color: #4a5568;\"\u003ePhospholipid that neutralises \u003cstrong\u003equaternary ammonium compounds (QACs)\u003c\/strong\u003e and cationic surfactants via electrostatic binding, preventing carryover inhibition\u003c\/span\u003e\n          \u003c\/div\u003e\n          \u003cdiv style=\"background: #fff; padding: 15px; border-radius: 12px; border: 1px solid #c3dfc9;\"\u003e\n            \u003cstrong style=\"color: #1A4731;\"\u003ePolysorbate 80 (Tween® 80)\u003c\/strong\u003e\u003cbr\u003e\n            \u003cspan style=\"font-size: 13px; color: #4a5568;\"\u003eNon-ionic surfactant that neutralises \u003cstrong\u003ephenolic disinfectants, hexachlorophene\u003c\/strong\u003e, and other preservatives via micellar sequestration\u003c\/span\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"background: #fff; padding: 15px; border-radius: 12px; font-family: monospace; font-size: 13px; color: #4a5568; border: 1px solid #c3dfc9; text-align: center;\"\u003e\n          Cosmetic \/ Pharmaceutical Sample (with preservatives\/disinfectants)\u003cbr\u003e\n          ↓ (Dilution into Letheen Broth, Modified)\u003cbr\u003e\n          Lecithin → Binds \u0026amp; inactivates QACs \/ cationic biocides\u003cbr\u003e\n          Polysorbate 80 → Sequesters phenolics \/ hexachlorophene\u003cbr\u003e\n          ↓\u003cbr\u003e\n          \u003cstrong style=\"color: #1A4731;\"\u003eViable microorganism recovery without false-negative inhibition\u003c\/strong\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"background: #d4edda; padding: 12px; border-radius: 8px; margin-top: 15px; border: 1px solid #c3dfc9;\"\u003e\n          \u003cstrong style=\"color: #1A4731;\"\u003eWhy this matters:\u003c\/strong\u003e Residual preservatives from cosmetic formulations cause false-negative results. Letheen Broth Modified eliminates this interference, ensuring regulatory-compliant microbial counts.\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- Ingredients Table --\u003e\n    \u003cdiv style=\"margin-bottom: 35px;\"\u003e\n      \u003ch3 style=\"color: #15324b; font-size: 22px; margin: 0 0 20px 0; padding-bottom: 10px; border-bottom: 3px solid #1A4731;\"\u003e🧪 Detailed Ingredients Table\u003c\/h3\u003e\n      \u003cdiv style=\"overflow-x: auto;\"\u003e\n        \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px; border: 1px solid #c3dfc9; border-radius: 12px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.05);\"\u003e\n          \u003cthead style=\"background: #1A4731; color: #fff;\"\u003e\n            \u003ctr\u003e\n              \u003cth style=\"padding: 13px 12px; text-align: left; font-weight: bold;\"\u003eIngredient\u003c\/th\u003e\n              \u003cth style=\"padding: 13px 12px; text-align: center; font-weight: bold;\"\u003eConcentration (g\/L)\u003c\/th\u003e\n              \u003cth style=\"padding: 13px 12px; text-align: left; font-weight: bold;\"\u003eFunction\u003c\/th\u003e\n              \u003cth style=\"padding: 13px 12px; text-align: left; font-weight: bold;\"\u003eMechanism\u003c\/th\u003e\n            \u003c\/tr\u003e\n          \u003c\/thead\u003e\n          \u003ctbody\u003e\n            \u003ctr style=\"border-bottom: 1px solid #e2e8f0; background: #fff;\"\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: 600;\"\u003eMeat Peptone\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; text-align: center;\"\u003e20.0\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eNitrogen \u0026amp; amino acid source\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-size: 12px; color: #6c757d;\"\u003eEnzymatic digest provides peptides, amino acids, and growth factors for diverse microbial growth\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #e2e8f0; background: #f9fbf9;\"\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: 600;\"\u003eCasein Peptone\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; text-align: center;\"\u003e5.0\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eSupplementary nitrogen source\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-size: 12px; color: #6c757d;\"\u003ePancreatic digest of casein; rich in tryptophan and branched-chain amino acids\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #e2e8f0; background: #fff;\"\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: 600;\"\u003eBeef Extract\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; text-align: center;\"\u003e5.0\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eCarbon, vitamins, minerals\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-size: 12px; color: #6c757d;\"\u003eAqueous extract rich in B-vitamins, organic acids, and trace elements supporting fastidious organisms\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #e2e8f0; background: #f9fbf9;\"\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: 600;\"\u003eYeast Extract\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; text-align: center;\"\u003e2.0\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eVitamins \u0026amp; co-factors\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-size: 12px; color: #6c757d;\"\u003eProvides B-complex vitamins (B1, B2, B6, B12), folic acid; essential for yeast and mould recovery\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #e2e8f0; background: #fff;\"\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: 600; color: #1A4731;\"\u003eLecithin (Soya)\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; text-align: center; font-weight: 600; color: #1A4731;\"\u003e0.70\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: 600; color: #1A4731;\"\u003eQAC neutraliser\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-size: 12px; color: #1A4731; font-weight: 600;\"\u003ePhospholipid; electrostatically binds and inactivates cationic quaternary ammonium compounds and benzalkonium chloride\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #e2e8f0; background: #f9fbf9;\"\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: 600; color: #1A4731;\"\u003ePolysorbate 80 (Tween® 80)\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; text-align: center; font-weight: 600; color: #1A4731;\"\u003e5.0\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: 600; color: #1A4731;\"\u003ePhenolic disinfectant neutraliser\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-size: 12px; color: #1A4731; font-weight: 600;\"\u003eNon-ionic surfactant forming micelles that encapsulate and inactivate phenolics, hexachlorophene, and parabens\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #e2e8f0; background: #fff;\"\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: 600;\"\u003eDextrose (Glucose)\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; text-align: center;\"\u003e1.0\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eFermentable carbon source\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-size: 12px; color: #6c757d;\"\u003ePrimary energy source supporting rapid initial growth and recovery of stressed organisms\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #e2e8f0; background: #f9fbf9;\"\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: 600;\"\u003eSodium Chloride\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; text-align: center;\"\u003e5.0\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eOsmotic balance\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-size: 12px; color: #6c757d;\"\u003eMaintains physiological ionic strength; supports halotolerant cosmetic contaminants\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"background: #fff;\"\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: 600;\"\u003eSodium Bisulfite\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; text-align: center;\"\u003e0.10\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eReducing agent \/ antioxidant\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-size: 12px; color: #6c757d;\"\u003eScavenges dissolved oxygen; aids recovery of aerotolerant anaerobes and oxidative-stressed organisms\u003c\/td\u003e\n            \u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- Comparative Table --\u003e\n    \u003cdiv style=\"margin-bottom: 35px;\"\u003e\n      \u003ch3 style=\"color: #15324b; font-size: 22px; margin: 0 0 20px 0; padding-bottom: 10px; border-bottom: 3px solid #1A4731;\"\u003e📊 Comparative Media for Cosmetics \u0026amp; Disinfectant Testing\u003c\/h3\u003e\n      \u003cdiv style=\"overflow-x: auto;\"\u003e\n        \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px; border: 1px solid #c3dfc9; border-radius: 12px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.05); min-width: 750px;\"\u003e\n          \u003cthead style=\"background: #f3f9f4;\"\u003e\n            \u003ctr\u003e\n              \u003cth style=\"padding: 13px 12px; border-bottom: 2px solid #c3dfc9; text-align: left; font-weight: bold;\"\u003eMedium\u003c\/th\u003e\n              \u003cth style=\"padding: 13px 12px; border-bottom: 2px solid #c3dfc9; text-align: left; font-weight: bold;\"\u003eNeutralises\u003c\/th\u003e\n              \u003cth style=\"padding: 13px 12px; border-bottom: 2px solid #c3dfc9; text-align: left; font-weight: bold;\"\u003ePrimary Application\u003c\/th\u003e\n              \u003cth style=\"padding: 13px 12px; border-bottom: 2px solid #c3dfc9; text-align: left; font-weight: bold;\"\u003eRegulatory Basis\u003c\/th\u003e\n              \u003cth style=\"padding: 13px 12px; border-bottom: 2px solid #c3dfc9; text-align: left; font-weight: bold;\"\u003ePros \/ Cons\u003c\/th\u003e\n            \u003c\/tr\u003e\n          \u003c\/thead\u003e\n          \u003ctbody\u003e\n            \u003ctr style=\"border-bottom: 1px solid #e2e8f0; background: #e8f5eb;\"\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: bold; color: #1A4731;\"\u003eLetheen Broth, Modified (AS-1271) ★\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eQACs + Phenolics + Parabens\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eCosmetics, pharma non-sterile, surface sampling\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eFDA BAM, ISO 21149, ISO 21150, ISO 18415\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-size: 12px;\"\u003e\n\u003cspan style=\"color: #1A4731;\"\u003e✓ Broadest neutralisation\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: #1A4731;\"\u003e✓ Regulatory first choice\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: #dc3545;\"\u003e✗ Slight opalescence (normal)\u003c\/span\u003e\n\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #e2e8f0; background: #fff;\"\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: 600;\"\u003e\u003ca style=\"color: #1A4731; text-decoration: none;\" href=\"\/products\/letheen-broth-base\"\u003eLetheen Broth Base\u003c\/a\u003e\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eQACs only (no Tween)\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eQAC phenol coefficient testing\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eAOAC, ASTM\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-size: 12px;\"\u003e\n\u003cspan style=\"color: #1A4731;\"\u003e✓ Simpler formula\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: #dc3545;\"\u003e✗ No phenolic neutralisation\u003c\/span\u003e\n\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #e2e8f0; background: #f9fbf9;\"\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: 600;\"\u003e\u003ca style=\"color: #1A4731; text-decoration: none;\" href=\"\/collections\/culture-media\"\u003eD\/E Neutralising Broth\u003c\/a\u003e\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eQACs, halogens, phenolics, formaldehyde\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eDisinfectant efficacy, medical device testing\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eAOAC, EN 1276\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-size: 12px;\"\u003e\n\u003cspan style=\"color: #1A4731;\"\u003e✓ Widest biocide spectrum\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: #dc3545;\"\u003e✗ Not ISO 21149 primary\u003c\/span\u003e\n\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #e2e8f0; background: #fff;\"\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: 600;\"\u003e\u003ca style=\"color: #1A4731; text-decoration: none;\" href=\"\/collections\/culture-media\"\u003eTryptone Soy Broth (TSB)\u003c\/a\u003e\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eNone (no neutraliser)\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eGeneral enrichment, sterility testing\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eUSP, EP, ISO 11133\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-size: 12px;\"\u003e\n\u003cspan style=\"color: #1A4731;\"\u003e✓ Universal growth support\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: #dc3545;\"\u003e✗ False-negatives with preservatives\u003c\/span\u003e\n\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"background: #f9fbf9;\"\u003e\n              \u003ctd style=\"padding: 11px 12px; font-weight: 600;\"\u003e\u003ca style=\"color: #1A4731; text-decoration: none;\" href=\"\/collections\/culture-media\"\u003eSoybean Casein Digest Broth\u003c\/a\u003e\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eNone\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eSterility testing, bioburden\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px;\"\u003eUSP \u0026lt;71\u0026gt;, EP 2.6.1\u003c\/td\u003e\n              \u003ctd style=\"padding: 11px 12px; font-size: 12px;\"\u003e\n\u003cspan style=\"color: #1A4731;\"\u003e✓ Pharmacopoeial standard\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: #dc3545;\"\u003e✗ No disinfectant neutralisation\u003c\/span\u003e\n\u003c\/td\u003e\n            \u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- Pros\/Cons Analysis --\u003e\n    \u003cdiv style=\"margin-bottom: 35px;\"\u003e\n      \u003ch3 style=\"color: #15324b; font-size: 22px; margin: 0 0 20px 0; padding-bottom: 10px; border-bottom: 3px solid #1A4731;\"\u003e⚖️ Structured Pros \u0026amp; Cons Analysis\u003c\/h3\u003e\n      \u003cdiv style=\"display: grid; grid-template-columns: 1fr 1fr; gap: 20px;\"\u003e\n        \u003cdiv style=\"background: #f3f9f4; padding: 20px; border-radius: 16px; border: 1px solid #c3dfc9;\"\u003e\n          \u003ch4 style=\"color: #1A4731; margin: 0 0 15px 0; font-size: 16px;\"\u003e✅ Advantages\u003c\/h4\u003e\n          \u003cul style=\"margin: 0; padding-left: 18px; color: #334e68; font-size: 14px; line-height: 2;\"\u003e\n            \u003cli\u003e\n\u003cstrong\u003eDual neutralisation\u003c\/strong\u003e — covers the broadest range of common cosmetic preservatives\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eFDA BAM compliant\u003c\/strong\u003e — regulatory acceptance in global cosmetics testing\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eISO 21149 \/ ISO 21150 basis\u003c\/strong\u003e — accepted for pharmaceutical and cosmetics QC audits\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eBroad spectrum growth support\u003c\/strong\u003e — recovers bacteria, yeast, and mould\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eEliminates false-negatives\u003c\/strong\u003e — critical for contaminated lot release decisions\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eCompatible with surface sampling\u003c\/strong\u003e — used with swabs for environmental monitoring\u003c\/li\u003e\n          \u003c\/ul\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"background: #fff9f9; padding: 20px; border-radius: 16px; border: 1px solid #ffc0cb;\"\u003e\n          \u003ch4 style=\"color: #c0392b; margin: 0 0 15px 0; font-size: 16px;\"\u003e⚠️ Limitations\u003c\/h4\u003e\n          \u003cul style=\"margin: 0; padding-left: 18px; color: #334e68; font-size: 14px; line-height: 2;\"\u003e\n            \u003cli\u003e\n\u003cstrong\u003eSlight opalescence\u003c\/strong\u003e — normal due to lecithin; may obscure faint turbidity in low-contamination samples\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eNot for halogen neutralisation\u003c\/strong\u003e — chlorine\/iodine require addition of sodium thiosulfate\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eNo selectivity\u003c\/strong\u003e — all organisms grow; requires plate subculture for identification\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eTween 80 may promote yeast lipolysis\u003c\/strong\u003e — can affect colonial morphology in some yeasts\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eNot a sterility test medium\u003c\/strong\u003e — USP\/EP sterility testing requires specific pharmacopoeial media\u003c\/li\u003e\n          \u003c\/ul\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- Applications Section --\u003e\n    \u003cdiv style=\"margin-bottom: 35px;\"\u003e\n      \u003ch3 style=\"color: #15324b; font-size: 22px; margin: 0 0 20px 0; padding-bottom: 10px; border-bottom: 3px solid #1A4731;\"\u003e🧬 Regulatory \u0026amp; Research Applications\u003c\/h3\u003e\n      \u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-bottom: 25px;\"\u003e\n        \u003cdiv style=\"background: #fff; padding: 20px; border-radius: 16px; border: 1px solid #c3dfc9; box-shadow: 0 2px 8px rgba(0,0,0,0.05);\"\u003e\n          \u003ch4 style=\"color: #1A4731; margin: 0 0 10px 0; font-size: 16px;\"\u003e🧴 Cosmetics Microbiology\u003c\/h4\u003e\n          \u003cp style=\"margin: 0; font-size: 14px; color: #4a5568;\"\u003eFDA BAM-recommended enrichment broth for the microbiological examination of cosmetic products including lotions, creams, shampoos, and makeup. Validated per ISO 21149:2017 for enumeration of aerobic mesophilic bacteria.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"background: #fff; padding: 20px; border-radius: 16px; border: 1px solid #c3dfc9; box-shadow: 0 2px 8px rgba(0,0,0,0.05);\"\u003e\n          \u003ch4 style=\"color: #1A4731; margin: 0 0 10px 0; font-size: 16px;\"\u003e💊 Pharmaceutical QC\u003c\/h4\u003e\n          \u003cp style=\"margin: 0; font-size: 14px; color: #4a5568;\"\u003eSuitable enrichment broth for the microbiological examination of non-sterile pharmaceutical products. Identified in the FDA BAM as appropriate for identification of contaminants in preserved pharmaceutical preparations.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"background: #fff; padding: 20px; border-radius: 16px; border: 1px solid #c3dfc9; box-shadow: 0 2px 8px rgba(0,0,0,0.05);\"\u003e\n          \u003ch4 style=\"color: #1A4731; margin: 0 0 10px 0; font-size: 16px;\"\u003e🧹 Disinfectant Efficacy Testing\u003c\/h4\u003e\n          \u003cp style=\"margin: 0; font-size: 14px; color: #4a5568;\"\u003eUsed in AOAC and ISO 21150:2015 methods for determining the bactericidal activity of quaternary ammonium compounds and other chemical disinfectants. Essential for validating surface disinfection efficacy.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"background: #fff; padding: 20px; border-radius: 16px; border: 1px solid #c3dfc9; box-shadow: 0 2px 8px rgba(0,0,0,0.05);\"\u003e\n          \u003ch4 style=\"color: #1A4731; margin: 0 0 10px 0; font-size: 16px;\"\u003e🌿 Environmental Surface Sampling\u003c\/h4\u003e\n          \u003cp style=\"margin: 0; font-size: 14px; color: #4a5568;\"\u003ePre-filled in environmental monitoring swabs for surface sampling in GMP manufacturing environments. Recovers organisms from surfaces treated with QAC-based sanitisers, preventing false-negative results in environmental monitoring programmes.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv style=\"background: #f3f9f4; padding: 20px; border-radius: 16px; border-left: 5px solid #1A4731;\"\u003e\n        \u003ch4 style=\"color: #15324b; margin: 0 0 15px 0; font-size: 16px;\"\u003eAdditional Specialist Applications:\u003c\/h4\u003e\n        \u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 15px;\"\u003e\n          \u003cul style=\"margin: 0; padding-left: 20px; color: #4a5568; font-size: 14px;\"\u003e\n            \u003cli\u003e\n\u003cstrong\u003ePhenol Coefficient Testing:\u003c\/strong\u003e AOAC method for cationic surface-active materials\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eSanitiser Challenge Testing:\u003c\/strong\u003e Evaluating cleaning product efficacy in food processing\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003ePersonal Care QC:\u003c\/strong\u003e Sunscreens, antiperspirants, oral care products\u003c\/li\u003e\n          \u003c\/ul\u003e\n          \u003cul style=\"margin: 0; padding-left: 20px; color: #4a5568; font-size: 14px;\"\u003e\n            \u003cli\u003e\n\u003cstrong\u003eMedical Device Testing:\u003c\/strong\u003e Surface bioburden monitoring on cleaned devices\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003ePreservative Challenge Studies:\u003c\/strong\u003e ISO 11930 efficacy evaluation support\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eGMP Environmental Monitoring:\u003c\/strong\u003e ISO 21148 sampling programmes\u003c\/li\u003e\n          \u003c\/ul\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- Protocol Guidelines --\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #fff3e0 0%, #ffe0b3 100%); padding: 20px; border-radius: 16px; border-left: 5px solid #ff9800; margin-bottom: 35px;\"\u003e\n      \u003ch4 style=\"color: #e65100; margin: 0 0 15px 0; font-size: 16px;\"\u003e💡 Protocol Guidelines\u003c\/h4\u003e\n      \u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 15px;\"\u003e\n        \u003cdiv\u003e\n          \u003cstrong style=\"color: #e65100;\"\u003ePreparation:\u003c\/strong\u003e\u003cbr\u003e\n          \u003cspan style=\"font-size: 14px; color: #5d4037;\"\u003eSuspend 38 g\/L in distilled water. Autoclave 121°C \/ 15 min.\u003c\/span\u003e\n        \u003c\/div\u003e\n        \u003cdiv\u003e\n          \u003cstrong style=\"color: #e65100;\"\u003eInoculation:\u003c\/strong\u003e\u003cbr\u003e\n          \u003cspan style=\"font-size: 14px; color: #5d4037;\"\u003e1:10 dilution of sample; incubate 30–35°C for 48–72 h\u003c\/span\u003e\n        \u003c\/div\u003e\n        \u003cdiv\u003e\n          \u003cstrong style=\"color: #e65100;\"\u003eAppearance (ready):\u003c\/strong\u003e\u003cbr\u003e\n          \u003cspan style=\"font-size: 14px; color: #5d4037;\"\u003eSlightly opalescent, light to medium amber; slight precipitate normal\u003c\/span\u003e\n        \u003c\/div\u003e\n        \u003cdiv\u003e\n          \u003cstrong style=\"color: #e65100;\"\u003eSubculture:\u003c\/strong\u003e\u003cbr\u003e\n          \u003cspan style=\"font-size: 14px; color: #5d4037;\"\u003eTurbid cultures onto Letheen Agar Modified or TSYA for colony counts\u003c\/span\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\u003c!-- \/Left Column --\u003e\n\n  \u003c!-- Right Column --\u003e\n  \u003cdiv\u003e\n\n    \u003c!-- Technical Specifications --\u003e\n    \u003cdiv style=\"background: #fff; padding: 25px; border-radius: 18px; border: 1px solid #c3dfc9; box-shadow: 0 4px 12px rgba(0,0,0,0.08); margin-bottom: 30px;\"\u003e\n      \u003ch3 style=\"color: #15324b; margin: 0 0 20px 0; font-size: 18px; text-align: center;\"\u003e📋 Technical Specifications\u003c\/h3\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px;\"\u003e\n        \u003ctbody\u003e\n          \u003ctr style=\"border-bottom: 1px solid #c3dfc9;\"\u003e\n            \u003ctd style=\"padding: 11px 8px; font-weight: 600; color: #15324b; width: 45%; background: #f3f9f4;\"\u003eCatalogue Number\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 8px; color: #1A4731; font-weight: 700;\"\u003eAS-1271\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #c3dfc9;\"\u003e\n            \u003ctd style=\"padding: 11px 8px; font-weight: 600; color: #15324b; background: #f3f9f4;\"\u003eCommon Name\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 8px; color: #4a5568;\"\u003eLetheen Broth, Modified\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #c3dfc9;\"\u003e\n            \u003ctd style=\"padding: 11px 8px; font-weight: 600; color: #15324b; background: #f3f9f4;\"\u003eSynonyms\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 8px; color: #4a5568;\"\u003eModified Letheen Broth; Letheen Broth Base Modified + Tween\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #c3dfc9;\"\u003e\n            \u003ctd style=\"padding: 11px 8px; font-weight: 600; color: #15324b; background: #f3f9f4;\"\u003epH (25°C)\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 8px; color: #4a5568;\"\u003e7.2 ± 0.2\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #c3dfc9;\"\u003e\n            \u003ctd style=\"padding: 11px 8px; font-weight: 600; color: #15324b; background: #f3f9f4;\"\u003eTypical Yield\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 8px; color: #4a5568;\"\u003e~38 g\/L (approx. 26 L per 1 kg)\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #c3dfc9;\"\u003e\n            \u003ctd style=\"padding: 11px 8px; font-weight: 600; color: #15324b; background: #f3f9f4;\"\u003eAppearance (powder)\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 8px; color: #4a5568;\"\u003eCream to light beige homogeneous powder\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #c3dfc9;\"\u003e\n            \u003ctd style=\"padding: 11px 8px; font-weight: 600; color: #15324b; background: #f3f9f4;\"\u003eAppearance (prepared)\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 8px; color: #4a5568;\"\u003eSlightly opalescent, light–medium amber; slight precipitate\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #c3dfc9;\"\u003e\n            \u003ctd style=\"padding: 11px 8px; font-weight: 600; color: #15324b; background: #f3f9f4;\"\u003eSterilisation\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 8px; color: #4a5568;\"\u003eAutoclave 121°C, 15 minutes\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #c3dfc9;\"\u003e\n            \u003ctd style=\"padding: 11px 8px; font-weight: 600; color: #15324b; background: #f3f9f4;\"\u003eIncubation (aerobic bacteria)\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 8px; color: #4a5568;\"\u003e30–35°C, 48–72 hours\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #c3dfc9;\"\u003e\n            \u003ctd style=\"padding: 11px 8px; font-weight: 600; color: #15324b; background: #f3f9f4;\"\u003eIncubation (yeast \u0026amp; mould)\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 8px; color: #4a5568;\"\u003e20–25°C, 5–7 days\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #c3dfc9;\"\u003e\n            \u003ctd style=\"padding: 11px 8px; font-weight: 600; color: #15324b; background: #f3f9f4;\"\u003eStorage\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 8px; color: #4a5568; font-weight: 600;\"\u003e15–25°C, dry, away from light\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #c3dfc9;\"\u003e\n            \u003ctd style=\"padding: 11px 8px; font-weight: 600; color: #15324b; background: #f3f9f4;\"\u003eAvailable Sizes\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 8px; color: #4a5568;\"\u003e100 g, 500 g, 5 kg\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd style=\"padding: 11px 8px; font-weight: 600; color: #15324b; background: #f3f9f4;\"\u003eHS Code\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 8px; color: #4a5568;\"\u003e3821.00.00\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- Regulatory Compliance --\u003e\n    \u003cdiv style=\"background: #f3f9f4; padding: 20px; border-radius: 16px; border: 1px solid #c3dfc9; margin-bottom: 30px;\"\u003e\n      \u003ch4 style=\"color: #1A4731; margin: 0 0 15px 0; font-size: 16px; text-align: center;\"\u003e📜 Regulatory \u0026amp; Standards Compliance\u003c\/h4\u003e\n      \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n        \u003cli style=\"padding: 9px 0; font-size: 14px; color: #1A4731; border-bottom: 1px solid #c3dfc9;\"\u003e✓ \u003cstrong\u003eFDA BAM\u003c\/strong\u003e — Bacteriological Analytical Manual (Cosmetics)\u003c\/li\u003e\n        \u003cli style=\"padding: 9px 0; font-size: 14px; color: #1A4731; border-bottom: 1px solid #c3dfc9;\"\u003e✓ \u003cstrong\u003eISO 21149:2017\u003c\/strong\u003e — Enumeration \u0026amp; Detection, Aerobic Mesophilic Bacteria\u003c\/li\u003e\n        \u003cli style=\"padding: 9px 0; font-size: 14px; color: #1A4731; border-bottom: 1px solid #c3dfc9;\"\u003e✓ \u003cstrong\u003eISO 21150:2015\u003c\/strong\u003e — Detection of \u003cem\u003eEscherichia coli\u003c\/em\u003e\n\u003c\/li\u003e\n        \u003cli style=\"padding: 9px 0; font-size: 14px; color: #1A4731; border-bottom: 1px solid #c3dfc9;\"\u003e✓ \u003cstrong\u003eISO 18415:2017\u003c\/strong\u003e — Detection of Specified \u0026amp; Non-Specified Microorganisms\u003c\/li\u003e\n        \u003cli style=\"padding: 9px 0; font-size: 14px; color: #1A4731; border-bottom: 1px solid #c3dfc9;\"\u003e✓ \u003cstrong\u003eISO 21148\u003c\/strong\u003e — General Instructions for Microbiological Examination\u003c\/li\u003e\n        \u003cli style=\"padding: 9px 0; font-size: 14px; color: #1A4731;\"\u003e✓ \u003cstrong\u003eAOAC\u003c\/strong\u003e — Official Methods of Analysis (QAC testing)\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- QC Organisms --\u003e\n    \u003cdiv style=\"background: #fff; padding: 20px; border-radius: 16px; border: 1px solid #c3dfc9; margin-bottom: 30px;\"\u003e\n      \u003ch4 style=\"color: #15324b; margin: 0 0 15px 0; font-size: 16px; text-align: center;\"\u003e🧫 Quality Control Organisms\u003c\/h4\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px;\"\u003e\n        \u003cthead style=\"background: #1A4731; color: #fff;\"\u003e\n          \u003ctr\u003e\n            \u003cth style=\"padding: 9px 10px; text-align: left;\"\u003eOrganism\u003c\/th\u003e\n            \u003cth style=\"padding: 9px 10px; text-align: center;\"\u003eATCC\u003c\/th\u003e\n            \u003cth style=\"padding: 9px 10px; text-align: center;\"\u003eExpected Result\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n            \u003ctd style=\"padding: 9px 10px; font-style: italic;\"\u003eStaphylococcus aureus\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 10px; text-align: center;\"\u003e6538\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 10px; text-align: center; color: #1A4731; font-weight: 600;\"\u003eGrowth ✓\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #e2e8f0; background: #f9fbf9;\"\u003e\n            \u003ctd style=\"padding: 9px 10px; font-style: italic;\"\u003eEscherichia coli\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 10px; text-align: center;\"\u003e8739\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 10px; text-align: center; color: #1A4731; font-weight: 600;\"\u003eGrowth ✓\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n            \u003ctd style=\"padding: 9px 10px; font-style: italic;\"\u003ePseudomonas aeruginosa\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 10px; text-align: center;\"\u003e9027\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 10px; text-align: center; color: #1A4731; font-weight: 600;\"\u003eGrowth ✓\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #e2e8f0; background: #f9fbf9;\"\u003e\n            \u003ctd style=\"padding: 9px 10px; font-style: italic;\"\u003eCandida albicans\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 10px; text-align: center;\"\u003e10231\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 10px; text-align: center; color: #1A4731; font-weight: 600;\"\u003eGrowth ✓\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd style=\"padding: 9px 10px; font-style: italic;\"\u003eAspergillus brasiliensis\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 10px; text-align: center;\"\u003e16404\u003c\/td\u003e\n            \u003ctd style=\"padding: 9px 10px; text-align: center; color: #1A4731; font-weight: 600;\"\u003eGrowth ✓\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- Cross-Reference \/ Competitor Equivalents --\u003e\n    \u003cdiv style=\"background: #fdf2f8; padding: 20px; border-radius: 16px; border: 1px solid #f9a8d4; margin-bottom: 30px;\"\u003e\n      \u003ch4 style=\"color: #be185d; margin: 0 0 15px 0; font-size: 16px; text-align: center;\"\u003e🔄 Cross-Reference \/ Equivalent Products\u003c\/h4\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px;\"\u003e\n        \u003cthead\u003e\n          \u003ctr style=\"border-bottom: 2px solid #f9a8d4;\"\u003e\n            \u003cth style=\"padding: 8px 10px; text-align: left; color: #be185d;\"\u003eSupplier\u003c\/th\u003e\n            \u003cth style=\"padding: 8px 10px; text-align: left; color: #be185d;\"\u003eProduct Name\u003c\/th\u003e\n            \u003cth style=\"padding: 8px 10px; text-align: left; color: #be185d;\"\u003eCat. No.\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr style=\"border-bottom: 1px solid #fce7f3;\"\u003e\n            \u003ctd style=\"padding: 8px 10px; font-weight: 600;\"\u003eOxoid\u003c\/td\u003e\n            \u003ctd style=\"padding: 8px 10px;\"\u003eLetheen Broth, Modified\u003c\/td\u003e\n            \u003ctd style=\"padding: 8px 10px; font-family: monospace;\"\u003eCM0862\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #fce7f3; background: #fdf8fb;\"\u003e\n            \u003ctd style=\"padding: 8px 10px; font-weight: 600;\"\u003eBD Difco\u003c\/td\u003e\n            \u003ctd style=\"padding: 8px 10px;\"\u003eLetheen Broth, Modified\u003c\/td\u003e\n            \u003ctd style=\"padding: 8px 10px; font-family: monospace;\"\u003e219395\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"border-bottom: 1px solid #fce7f3;\"\u003e\n            \u003ctd style=\"padding: 8px 10px; font-weight: 600;\"\u003eMerck \/ Millipore\u003c\/td\u003e\n            \u003ctd style=\"padding: 8px 10px;\"\u003eGranuCult® Letheen Broth Base Modified\u003c\/td\u003e\n            \u003ctd style=\"padding: 8px 10px; font-family: monospace;\"\u003e110405\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background: #fdf8fb;\"\u003e\n            \u003ctd style=\"padding: 8px 10px; font-weight: 600;\"\u003eHiMedia\u003c\/td\u003e\n            \u003ctd style=\"padding: 8px 10px;\"\u003eLetheen Broth, Modified\u003c\/td\u003e\n            \u003ctd style=\"padding: 8px 10px; font-family: monospace;\"\u003eM976\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n      \u003cdiv style=\"margin-top: 12px; font-size: 12px; color: #be185d; text-align: center;\"\u003e\n        AuSaMicS AS-1271 is manufactured in Australia — same-week dispatch, local COA\/SDS, no import delays\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- Quality Assurance --\u003e\n    \u003cdiv style=\"background: #e8f5e8; padding: 20px; border-radius: 16px; border: 1px solid #c8e6c9; margin-bottom: 30px;\"\u003e\n      \u003ch4 style=\"color: #2e7d32; margin: 0 0 15px 0; font-size: 16px; text-align: center;\"\u003e✅ Quality Assurance\u003c\/h4\u003e\n      \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n        \u003cli style=\"padding: 8px 0; font-size: 14px; color: #2e7d32;\"\u003e✓ \u003cstrong\u003epH Verified:\u003c\/strong\u003e 7.2 ± 0.2 per lot\u003c\/li\u003e\n        \u003cli style=\"padding: 8px 0; font-size: 14px; color: #2e7d32;\"\u003e✓ \u003cstrong\u003eGrowth Promotion:\u003c\/strong\u003e All 5 QC organisms per batch\u003c\/li\u003e\n        \u003cli style=\"padding: 8px 0; font-size: 14px; color: #2e7d32;\"\u003e✓ \u003cstrong\u003eNeutralisation Efficacy:\u003c\/strong\u003e QAC + phenolic challenge tested\u003c\/li\u003e\n        \u003cli style=\"padding: 8px 0; font-size: 14px; color: #2e7d32;\"\u003e✓ \u003cstrong\u003eSterility:\u003c\/strong\u003e Pre-release sterility check per lot\u003c\/li\u003e\n        \u003cli style=\"padding: 8px 0; font-size: 14px; color: #2e7d32;\"\u003e✓ \u003cstrong\u003eCOA Issued:\u003c\/strong\u003e Certificate of Analysis with every order\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\u003c!-- \/Right Column --\u003e\n\n\u003c\/div\u003e\n\u003c!-- \/Main Grid --\u003e\n\n\u003c!-- Related Products --\u003e\n\u003cdiv style=\"background: #f8fafc; padding: 30px; border-radius: 18px; border: 1px solid #c3dfc9; margin-bottom: 30px;\"\u003e\n  \u003ch3 style=\"color: #15324b; margin: 0 0 20px 0; text-align: center; font-size: 20px;\"\u003e🧫 Complete Cosmetics \u0026amp; Disinfectant Testing System\u003c\/h3\u003e\n\n  \u003c!-- Companion Neutralising Media --\u003e\n  \u003cdiv style=\"margin-bottom: 30px;\"\u003e\n    \u003ch4 style=\"color: #15324b; margin: 0 0 15px 0; font-size: 16px; text-align: center;\"\u003eCompanion Neutralising \u0026amp; Plating Media\u003c\/h4\u003e\n    \u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 15px;\"\u003e\n      \u003cdiv style=\"background: #fff; padding: 15px; border-radius: 12px; text-align: center; border: 1px solid #c3dfc9;\"\u003e\n        \u003ch5 style=\"color: #1A4731; margin: 0 0 8px 0; font-size: 14px;\"\u003eLetheen Agar, Modified\u003c\/h5\u003e\n        \u003cp style=\"margin: 0 0 10px 0; font-size: 12px; color: #6c757d;\"\u003eSolid plating medium for colony count\u003c\/p\u003e\n        \u003ca style=\"display: inline-block; background: #1A4731; color: #fff; text-decoration: none; padding: 6px 12px; border-radius: 6px; font-size: 11px;\" href=\"\/products\/letheen-agar-modified\"\u003eView Product\u003c\/a\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"background: #fff; padding: 15px; border-radius: 12px; text-align: center; border: 1px solid #c3dfc9;\"\u003e\n        \u003ch5 style=\"color: #1A4731; margin: 0 0 8px 0; font-size: 14px;\"\u003eTryptone Soy Agar (TSA)\u003c\/h5\u003e\n        \u003cp style=\"margin: 0 0 10px 0; font-size: 12px; color: #6c757d;\"\u003eGeneral purpose plating agar\u003c\/p\u003e\n        \u003ca style=\"display: inline-block; background: #1A4731; color: #fff; text-decoration: none; padding: 6px 12px; border-radius: 6px; font-size: 11px;\" href=\"\/collections\/culture-media\"\u003eView Product\u003c\/a\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"background: #fff; padding: 15px; border-radius: 12px; text-align: center; border: 1px solid #c3dfc9;\"\u003e\n        \u003ch5 style=\"color: #17a2b8; margin: 0 0 8px 0; font-size: 14px;\"\u003eD\/E Neutralising Broth\u003c\/h5\u003e\n        \u003cp style=\"margin: 0 0 10px 0; font-size: 12px; color: #6c757d;\"\u003eBroader biocide neutralisation\u003c\/p\u003e\n        \u003ca style=\"display: inline-block; background: #17a2b8; color: #fff; text-decoration: none; padding: 6px 12px; border-radius: 6px; font-size: 11px;\" href=\"\/collections\/culture-media\"\u003eView Product\u003c\/a\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"background: #fff; padding: 15px; border-radius: 12px; text-align: center; border: 1px solid #c3dfc9;\"\u003e\n        \u003ch5 style=\"color: #6f42c1; margin: 0 0 8px 0; font-size: 14px;\"\u003eSabouraud Dextrose Broth\u003c\/h5\u003e\n        \u003cp style=\"margin: 0 0 10px 0; font-size: 12px; color: #6c757d;\"\u003eYeast \u0026amp; mould enrichment\u003c\/p\u003e\n        \u003ca style=\"display: inline-block; background: #6f42c1; color: #fff; text-decoration: none; padding: 6px 12px; border-radius: 6px; font-size: 11px;\" href=\"\/collections\/culture-media\"\u003eView Product\u003c\/a\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Selective Confirmation Media --\u003e\n  \u003cdiv style=\"margin-bottom: 30px;\"\u003e\n    \u003ch4 style=\"color: #15324b; margin: 0 0 15px 0; font-size: 16px; text-align: center;\"\u003eSelective \u0026amp; Confirmation Media\u003c\/h4\u003e\n    \u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 15px;\"\u003e\n      \u003cdiv style=\"background: #fff; padding: 15px; border-radius: 12px; text-align: center; border: 1px solid #c3dfc9;\"\u003e\n        \u003ch5 style=\"color: #dc3545; margin: 0 0 8px 0; font-size: 14px;\"\u003ePseudomonas Agar (PIA)\u003c\/h5\u003e\n        \u003cp style=\"margin: 0 0 10px 0; font-size: 12px; color: #6c757d;\"\u003eISO 22717 \u003cem\u003ePseudomonas\u003c\/em\u003e detection\u003c\/p\u003e\n        \u003ca style=\"display: inline-block; background: #dc3545; color: #fff; text-decoration: none; padding: 6px 12px; border-radius: 6px; font-size: 11px;\" href=\"\/collections\/culture-media\"\u003eView Product\u003c\/a\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"background: #fff; padding: 15px; border-radius: 12px; text-align: center; border: 1px solid #c3dfc9;\"\u003e\n        \u003ch5 style=\"color: #fd7e14; margin: 0 0 8px 0; font-size: 14px;\"\u003eBaird Parker Agar\u003c\/h5\u003e\n        \u003cp style=\"margin: 0 0 10px 0; font-size: 12px; color: #6c757d;\"\u003eISO 22718 \u003cem\u003eS. aureus\u003c\/em\u003e detection\u003c\/p\u003e\n        \u003ca style=\"display: inline-block; background: #fd7e14; color: #fff; text-decoration: none; padding: 6px 12px; border-radius: 6px; font-size: 11px;\" href=\"\/collections\/culture-media\"\u003eView Product\u003c\/a\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"background: #fff; padding: 15px; border-radius: 12px; text-align: center; border: 1px solid #c3dfc9;\"\u003e\n        \u003ch5 style=\"color: #e83e8c; margin: 0 0 8px 0; font-size: 14px;\"\u003eMacConkey Agar\u003c\/h5\u003e\n        \u003cp style=\"margin: 0 0 10px 0; font-size: 12px; color: #6c757d;\"\u003eGram-negative enteric differentiation\u003c\/p\u003e\n        \u003ca style=\"display: inline-block; background: #e83e8c; color: #fff; text-decoration: none; padding: 6px 12px; border-radius: 6px; font-size: 11px;\" href=\"\/collections\/culture-media\"\u003eView Product\u003c\/a\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"background: #fff; padding: 15px; border-radius: 12px; text-align: center; border: 1px solid #c3dfc9;\"\u003e\n        \u003ch5 style=\"color: #20c997; margin: 0 0 8px 0; font-size: 14px;\"\u003eSabouraud Dextrose Agar\u003c\/h5\u003e\n        \u003cp style=\"margin: 0 0 10px 0; font-size: 12px; color: #6c757d;\"\u003eYeast \u0026amp; mould plating (ISO 16212)\u003c\/p\u003e\n        \u003ca style=\"display: inline-block; background: #20c997; color: #fff; text-decoration: none; padding: 6px 12px; border-radius: 6px; font-size: 11px;\" href=\"\/collections\/culture-media\"\u003eView Product\u003c\/a\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Collection Links --\u003e\n  \u003cdiv style=\"text-align: center; margin-top: 25px;\"\u003e\n    \u003cdiv style=\"display: flex; justify-content: center; gap: 15px; flex-wrap: wrap;\"\u003e\n      \u003ca style=\"color: #1A4731; font-weight: 600; text-decoration: none; border: 2px solid #1A4731; padding: 10px 20px; border-radius: 8px;\" href=\"\/collections\/culture-media\"\u003e🧫 All Culture Media\u003c\/a\u003e\n      \u003ca style=\"color: #6f42c1; font-weight: 600; text-decoration: none; border: 2px solid #6f42c1; padding: 10px 20px; border-radius: 8px;\" href=\"\/pages\/request-a-quote\"\u003e💊 Pharma QC Package\u003c\/a\u003e\n      \u003ca style=\"color: #be185d; font-weight: 600; text-decoration: none; border: 2px solid #be185d; padding: 10px 20px; border-radius: 8px;\" href=\"\/pages\/request-a-quote\"\u003e🧴 Cosmetics Testing Bundle\u003c\/a\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- Footer --\u003e\n\u003cdiv style=\"text-align: center; padding: 30px 0; border-top: 1px solid #c3dfc9;\"\u003e\n  \u003cdiv style=\"margin-bottom: 20px;\"\u003e\n    \u003ch4 style=\"color: #15324b; margin: 0 0 10px 0; font-size: 16px;\"\u003eNeed Cosmetics Microbiology Protocol Support?\u003c\/h4\u003e\n    \u003cp style=\"margin: 0; color: #6c757d; font-size: 14px;\"\u003eOur microbiologists can advise on ISO 21149 \/ FDA BAM testing workflows and media selection for your specific formulations\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; margin-bottom: 25px;\"\u003e\n    \u003ca style=\"display: flex; align-items: center; gap: 8px; color: #1A4731; text-decoration: none; font-weight: 600; padding: 12px 20px; border: 1px solid #1A4731; border-radius: 10px;\" href=\"tel:+61412520598\"\u003e📞 +61 412 520 598\u003c\/a\u003e\n    \u003ca style=\"display: flex; align-items: center; gap: 8px; color: #1A4731; text-decoration: none; font-weight: 600; padding: 12px 20px; border: 1px solid #1A4731; border-radius: 10px;\" href=\"mailto:support@ausamics.com.au\"\u003e📧 Technical Support\u003c\/a\u003e\n  \u003c\/div\u003e\n  \u003cp style=\"margin: 0; font-size: 12px; color: #94a3b8; line-height: 1.4;\"\u003e\n    \u003cstrong\u003eFor laboratory, research, and industrial use only.\u003c\/strong\u003e Not for food, feed, household, cosmetic, therapeutic, or personal use.\u003cbr\u003e\n    AuSaMicS Pty Ltd • ABN: 56 676 640 467 • 31 Longview CT, Thomastown, VIC 3074, Australia\u003cbr\u003e\n    Same-day dispatch • Australian stock • Full documentation included\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- Mobile Responsive Styles --\u003e\n\u003cstyle\u003e\n@media (max-width: 860px) {\n  .aus-hero-grid, .aus-main-grid {\n    grid-template-columns: 1fr !important;\n  }\n  .aus-guarantee {\n    min-width: 100% !important;\n    margin-top: 20px;\n  }\n  .aus-lbm-product {\n    padding: 15px !important;\n  }\n  .aus-lbm-product h1 { font-size: 24px !important; }\n  .aus-lbm-product h2 { font-size: 18px !important; }\n}\n@media (max-width: 640px) {\n  .aus-hero-section { padding: 25px !important; }\n  .aus-lbm-product table th,\n  .aus-lbm-product table td { padding: 8px 6px !important; }\n}\n\u003c\/style\u003e\n\n\u003c\/div\u003e","brand":"Ausamics Life Science","offers":[{"title":"100 g","offer_id":48383931449599,"sku":"AS-1271-100G","price":43.0,"currency_code":"AUD","in_stock":true},{"title":"500 g","offer_id":48383931482367,"sku":"AS-1271-500G","price":127.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0771\/1087\/0271\/files\/Letheen_Broth_Modified.jpg?v=1775729333","url":"https:\/\/ausamics.com.au\/products\/letheen-broth-modified","provider":"AuSaMicS","version":"1.0","type":"link"}