{"product_id":"polysorbate-80-tween®-80","title":"Polysorbate 80 (Tween® 80)","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\u003c\/p\u003e\n\u003cstyle\u003e\n        :root { \n            --ink:#1d2935; --muted:#475569; --line:#e2e8f0; --brand:#f59e0b; \n            --bg-hero:linear-gradient(135deg,#fffbeb 0%,#fef3c7 100%); \n            --bg-soft:#fffcf5; --bg-alt:#fffbeb; --active:#d97706; \n        }\n        \n        * { box-sizing: border-box; margin: 0; padding: 0; }\n\n        body { \n            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; \n            color: var(--ink); \n            background: #ffffff; \n            line-height: 1.6;\n            display: flex;\n            flex-direction: column;\n            min-height: 100vh;\n        }\n\n        .aus-wrap { \n            max-width: 1100px; \n            margin: 0 auto; \n            padding: 20px;\n            flex: 1; \n        }\n        \n        \/* Hero Section *\/\n        .aus-hero { \n            background: var(--bg-hero); \n            border-radius: 18px; \n            padding: 35px; \n            margin-bottom: 30px; \n            box-shadow: 0 4px 12px rgba(0,0,0,.04); \n            border: 1px solid #fde68a; \n            border-left: 8px solid var(--brand); \n        }\n\n        .aus-eyebrow { \n            display: inline-block; font-size: 11px; letter-spacing: .08em; \n            text-transform: uppercase; color: var(--active); font-weight: 700; \n            margin-bottom: 12px; background: #fff; padding: 5px 12px; \n            border-radius: 20px; border: 1px solid #fde68a; \n        }\n\n        h1 { color: #92400e; margin-bottom: 10px; font-size: 28px; }\n\n        .aus-badges { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }\n        .aus-badge { background: var(--brand); color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 12px; font-weight: 600; }\n        .aus-badge-alt { background: #fff; color: var(--active); padding: 6px 14px; border-radius: 20px; font-size: 12px; font-weight: 600; border: 1px solid #fde68a; }\n\n        \/* Grid Layout *\/\n        .aus-grid { \n            display: grid; \n            grid-template-columns: 1.2fr 0.8fr; \n            gap: 30px; \n            margin-bottom: 40px;\n            align-items: start; \n        }\n\n        @media (max-width: 860px) { .aus-grid { grid-template-columns: 1fr; } }\n\n        .aus-card { \n            background: #fff; border: 1px solid var(--line); \n            border-radius: 16px; padding: 25px; margin-bottom: 20px;\n        }\n        \n        \/* Tables *\/\n        table { width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 10px; }\n        th, td { padding: 12px; border-bottom: 1px solid var(--line); text-align: left; }\n        th { background: var(--bg-alt); font-weight: 700; color: #92400e; }\n        \n        h2, h3 { color: #92400e; border-bottom: 3px solid var(--brand); padding-bottom: 8px; margin-bottom: 15px; }\n\n        .feature-box { padding: 15px; border-radius: 12px; border: 1px solid var(--line); background: var(--bg-soft); margin-top: 15px; }\n        \n        .workflow-step { \n            background: #fff; padding: 12px; border-radius: 10px; \n            border-left: 4px solid var(--brand); margin-bottom: 12px; \n            font-size: 13px; border-top: 1px solid var(--line);\n            border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);\n        }\n\n        .footer { \n            background: #fff;\n            padding: 30px 20px; \n            border-top: 1px solid #e2e8f0; \n            text-align: center; \n            color: #94a3b8; \n            font-size: 12px;\n            width: 100%;\n            margin-top: auto; \n        }\n    \u003c\/style\u003e\n\u003cdiv class=\"aus-wrap\"\u003e\n\u003csection class=\"aus-hero\"\u003e\n\u003cdiv class=\"aus-eyebrow\"\u003eAuSaMicS Life Science • Non-Ionic Surfactant\u003c\/div\u003e\n\u003ch1\u003ePolysorbate 80 (Tween® 80)\u003c\/h1\u003e\n\u003cp style=\"font-size: 16px; color: var(--muted); margin-bottom: 15px;\"\u003eA high-performance non-ionic surfactant and emulsifier. Widely used in microbiology to stabilize emulsions, promote growth of oleic acid-requiring organisms, and neutralize preservatives in disinfectant testing.\u003c\/p\u003e\n\u003cdiv class=\"aus-badges\"\u003e\n\u003cspan class=\"aus-badge\"\u003eCat No: ASC-8066\u003c\/span\u003e \u003cspan class=\"aus-badge-alt\"\u003eMicrobiology Grade\u003c\/span\u003e \u003cspan class=\"aus-badge\"\u003eEmulsifying Agent\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"aus-grid\"\u003e\n\u003cmain\u003e\n\u003csection class=\"aus-card\"\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp style=\"font-size: 14px; margin-bottom: 15px;\"\u003ePolysorbate 80 (ASC-8066) is a versatile fatty acid ester. In culture media, it serves as a critical source of oleic acid for fastidious microbes (e.g., \u003cem\u003eMycobacterium\u003c\/em\u003e spp.) and acts as a wetting agent to ensure homogeneous dispersion of lipophilic components.\u003c\/p\u003e\n\u003cdiv class=\"feature-box\"\u003e\n\u003cstrong style=\"color: var(--active);\"\u003eKey Function:\u003c\/strong\u003e\n\u003cp style=\"font-size: 13px; margin-top: 5px;\"\u003eCommonly used in \u003cstrong\u003eD\/E Neutralizing Broth\u003c\/strong\u003e and \u003cstrong\u003eLetheen Broth\u003c\/strong\u003e to neutralize quaternary ammonium compounds (QACs) and other preservatives during environmental sampling.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"aus-card\"\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemical Name\u003c\/td\u003e\n\u003ctd\u003ePolyoxyethylene (20) sorbitan monooleate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAppearance\u003c\/td\u003e\n\u003ctd\u003eClear, amber-colored viscous liquid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSaponification Value\u003c\/td\u003e\n\u003ctd\u003e45 – 55 mg KOH\/g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHydroxyl Value\u003c\/td\u003e\n\u003ctd\u003e65 – 80 mg KOH\/g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolubility\u003c\/td\u003e\n\u003ctd\u003eSoluble in water, ethanol, and oils\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003c\/main\u003e\n\u003caside\u003e\n\u003cdiv style=\"background: var(--bg-soft);\" class=\"aus-card\"\u003e\n\u003ch3\u003eLaboratory Use\u003c\/h3\u003e\n\u003cdiv class=\"workflow-step\"\u003e\n\u003cstrong\u003eCulture Media\u003c\/strong\u003e\u003cbr\u003eUsed at 0.1% to 1.0% to aid growth of oleic acid-dependent bacteria.\u003c\/div\u003e\n\u003cdiv class=\"workflow-step\"\u003e\n\u003cstrong\u003eNeutralization\u003c\/strong\u003e\u003cbr\u003eEffective against phenols, hexachlorophene, and formalin in preservative assays.\u003c\/div\u003e\n\u003cdiv class=\"workflow-step\"\u003e\n\u003cstrong\u003eSterilization\u003c\/strong\u003e\u003cbr\u003eCan be autoclaved at 121°C for 15 minutes within culture media.\u003c\/div\u003e\n\u003cp style=\"font-size: 12px; color: var(--muted); margin-top: 15px;\"\u003e\u003cstrong\u003eStorage:\u003c\/strong\u003e Store at 15–30°C. Protect from light. High viscosity may require slight warming for easier pipetting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/aside\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfooter class=\"footer\"\u003eAuSaMicS Pty Ltd • 31 Longview CT, Thomastown, VIC 3074, Australia • ABN 56676640467\u003cbr\u003e\u003ca style=\"color: #64748b; text-decoration: none; font-weight: 600;\" href=\"https:\/\/www.ausamics.com.au\"\u003ewww.ausamics.com.au\u003c\/a\u003e\u003c\/footer\u003e","brand":"Benario","offers":[{"title":"200 mL","offer_id":48385998291199,"sku":"ASC-8066-200ML","price":19.0,"currency_code":"AUD","in_stock":true},{"title":"5 x 200 mL","offer_id":48385998323967,"sku":"ASC-8066-5x200ML","price":69.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0771\/1087\/0271\/files\/Polysorbate_80_Tween_80.jpg?v=1775800591","url":"https:\/\/ausamics.com.au\/products\/polysorbate-80-tween%c2%ae-80","provider":"AuSaMicS","version":"1.0","type":"link"}