{"product_id":"violet-red-bile-agar-vrba","title":"Violet Red Bile Agar (VRBA) | AS-1375 | Coliform Enumeration | AuSaMicS","description":"\u003cdiv style=\"font-family: 'Segoe UI',system-ui,-apple-system,sans-serif; color: #1d2935; line-height: 1.65; max-width: 1200px; margin: 0 auto; padding: 20px;\"\u003e\n\u003csection style=\"background: linear-gradient(135deg,#fff7f5 0%,#ffe2dc 100%); border-radius: 18px; padding: 40px; margin-bottom: 30px; box-shadow: 0 4px 15px rgba(0,0,0,.08); border: 1px solid #f2d6d0; border-left: 8px solid #dc2626;\"\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: 1.2fr .8fr; 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: #b91c1c; font-weight: bold; margin-bottom: 12px; background: #fff; padding: 6px 12px; border-radius: 20px; border: 1px solid #f2d6d0;\"\u003eAuSaMicS Life Science • Selective Differential Agar for Coliform Enumeration\u003c\/div\u003e\n\u003ch1 style=\"color: #7f1d1d; margin: 0 0 8px 0; font-size: 32px; font-weight: bold;\"\u003eViolet Red Bile Agar (VRBA)\u003c\/h1\u003e\n\u003cp style=\"font-size: 17px; margin: 0 0 20px 0; color: #334155; max-width: 720px; font-weight: 500;\"\u003eViolet Red Bile Agar is a selective differential medium used for enumeration of coliform bacteria in food and dairy microbiology. Bile salts and crystal violet suppress many Gram-positive organisms, while lactose fermentation and neutral red support recognition of typical coliform colonies.\u003c\/p\u003e\n\u003cp style=\"font-size: 17px; margin: 0 0 20px 0; color: #334155; max-width: 720px; font-weight: 500;\"\u003e\u003cspan style=\"background: #16a34a; color: #fff; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600;\"\u003eCat No.: AS-1375\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 20px;\"\u003e\n\u003cspan style=\"background: #dc2626; color: #fff; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600;\"\u003eColiform Agar\u003c\/span\u003e\u003cspan style=\"background: #fff; color: #b91c1c; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600;\"\u003eVRBA\u003c\/span\u003e\u003cspan style=\"background: #16a34a; color: #fff; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600;\"\u003eAustralian Stock\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\u003eFormat:\u003c\/strong\u003e Dehydrated culture medium\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eSupport:\u003c\/strong\u003e COA \/ technical support available\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; padding: 25px; border-radius: 18px; box-shadow: 0 6px 20px rgba(0,0,0,.1); border: 1px solid #f2d6d0;\"\u003e\n\u003ch3 style=\"color: #7f1d1d; margin: 0 0 15px 0; text-align: center; font-size: 16px;\"\u003eApplication Summary\u003c\/h3\u003e\n\u003cdiv style=\"font-size: 14px; color: #4a5568; text-align: center; line-height: 1.6;\"\u003e\n\u003cdiv style=\"margin-bottom: 12px;\"\u003e\u003cstrong\u003eProfessional laboratory use\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 12px;\"\u003e\u003cstrong\u003eReliable workflow integration\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 12px;\"\u003e\u003cstrong\u003eAustralian stock\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 12px;\"\u003e\u003cstrong\u003ePremium AuSaMicS product-page format\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: 1.15fr .85fr; gap: 35px;\"\u003e\n\u003cdiv\u003e\n\u003csection style=\"margin-bottom: 35px;\"\u003e\n\u003ch3 style=\"color: #7f1d1d; font-size: 22px; margin: 0 0 15px 0; padding-bottom: 10px; border-bottom: 3px solid #dc2626;\"\u003eOverview \u0026amp; Applications\u003c\/h3\u003e\n\u003cdiv style=\"background: #fff7f5; padding: 20px; border-radius: 16px; border-left: 5px solid #dc2626; margin-bottom: 15px; font-size: 14px; color: #374151;\"\u003eViolet Red Bile Agar is a selective differential medium used for enumeration of coliform bacteria in food and dairy microbiology. Bile salts and crystal violet suppress many Gram-positive organisms, while lactose fermentation and neutral red support recognition of typical coliform colonies.\u003c\/div\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(230px,1fr)); gap: 15px;\"\u003e\n\u003cdiv style=\"background: #ecfdf5; padding: 15px; border-radius: 12px; border: 1px solid #bbf7d0;\"\u003e\n\u003cstrong style=\"color: #15803d;\"\u003ePrimary Applications\u003c\/strong\u003e\n\u003cul style=\"margin: 8px 0 0 18px; color: #166534; font-size: 14px;\"\u003e\n\u003cli\u003eColiform enumeration in food and dairy products\u003c\/li\u003e\n\u003cli\u003eRoutine hygiene and indicator organism monitoring\u003c\/li\u003e\n\u003cli\u003eWater and environmental testing workflows where validated\u003c\/li\u003e\n\u003cli\u003eQuality control laboratories and food safety programs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fefce8; padding: 15px; border-radius: 12px; border: 1px solid #facc15;\"\u003e\n\u003cstrong style=\"color: #854d0e;\"\u003eKey Features\u003c\/strong\u003e\n\u003cul style=\"margin: 8px 0 0 18px; color: #92400e; font-size: 14px;\"\u003e\n\u003cli\u003eClassical medium for coliform counts\u003c\/li\u003e\n\u003cli\u003eLactose fermentation-based readout\u003c\/li\u003e\n\u003cli\u003eBile salts and crystal violet provide selectivity\u003c\/li\u003e\n\u003cli\u003eWidely recognized in food microbiology\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 35px;\"\u003e\n\u003ch3 style=\"color: #7f1d1d; font-size: 22px; margin: 0 0 15px 0; padding-bottom: 10px; border-bottom: 3px solid #dc2626;\"\u003eTypical Composition \/ Product Characteristics\u003c\/h3\u003e\n\u003cdiv style=\"background: #fff7f5; padding: 20px; border-radius: 16px; border-left: 5px solid #dc2626;\"\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px; border: 1px solid #f2d6d0; background: #fff;\"\u003e\n\u003cthead style=\"background: #fef2f2;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 12px; text-align: left; border-bottom: 2px solid #f2d6d0;\"\u003eComponent \/ Attribute\u003c\/th\u003e\n\u003cth style=\"padding: 12px; text-align: left; border-bottom: 2px solid #f2d6d0;\"\u003eAmount \/ Value\u003c\/th\u003e\n\u003cth style=\"padding: 12px; text-align: left; border-bottom: 2px solid #f2d6d0;\"\u003eFunction\u003c\/th\u003e\n\u003cth style=\"padding: 12px; text-align: left; border-bottom: 2px solid #f2d6d0;\"\u003ePractical Role\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003ePeptone \u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003e7.0 g\/L\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eNutrient base\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eSupports growth of target bacteria\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eYeast extract\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003e3.0 g\/L\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eGrowth factor source\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eImproves recovery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eNaCl\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003e5.0 g\/L\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eOsmotic balance\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eMaintains ionic strength\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eBile salts\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003e1.5 g\/L\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eSelective agent\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eSuppresses many Gram-positive organisms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eLactose\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003e10.0 g\/L\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eFermentable carbohydrate\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eDifferentiates lactose fermenters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eNeutral red\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003e0.03 g\/L\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003epH indicator\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eHighlights acid-producing colonies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eCrystal violet\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003e0.002 g\/L\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eSelective dye\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eImproves selectivity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eAgar\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003e15.0 g\/L\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eSolidifying agent\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eForms firm plate medium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eFinal pH\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003e7.4 ± 0.2\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eOptimized condition\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eSupports selective differential performance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 35px;\"\u003e\n\u003ch3 style=\"color: #7f1d1d; font-size: 22px; margin: 0 0 20px 0; padding-bottom: 10px; border-bottom: 3px solid #dc2626;\"\u003ePreparation, Incubation \u0026amp; Interpretation\u003c\/h3\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(250px,1fr)); gap: 20px;\"\u003e\n\u003cdiv style=\"background: #fff7f5; padding: 20px; border-radius: 16px; border-left: 5px solid #dc2626;\"\u003e\n\u003ch4 style=\"color: #7f1d1d; margin: 0 0 12px 0; font-size: 16px;\"\u003ePreparation\u003c\/h4\u003e\n\u003cdiv style=\"font-size: 14px; color: #374151;\"\u003ePrepare according to your validated VRBA method. Reconstitute the medium in purified water, heat to dissolve, and avoid excessive overheating. Follow the supplier-specific preparation instructions used in your QC system.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #ecfdf5; padding: 20px; border-radius: 16px; border-left: 5px solid #16a34a;\"\u003e\n\u003ch4 style=\"color: #166534; margin: 0 0 12px 0; font-size: 16px;\"\u003eIncubation \/ Use\u003c\/h4\u003e\n\u003cdiv style=\"font-size: 14px; color: #166534;\"\u003eIncubation conditions depend on the regulatory method and sample type. Routine food microbiology protocols commonly use overnight incubation around 30–37°C.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fef2f2; padding: 20px; border-radius: 16px; border-left: 5px solid #dc2626;\"\u003e\n\u003ch4 style=\"color: #b91c1c; margin: 0 0 12px 0; font-size: 16px;\"\u003eInterpretation\u003c\/h4\u003e\n\u003cdiv style=\"font-size: 14px; color: #7f1d1d;\"\u003eTypical coliform colonies are red to purple, often with a surrounding precipitated bile zone. Colony morphology and count criteria should follow the validated laboratory method in use.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 35px;\"\u003e\n\u003ch3 style=\"color: #7f1d1d; font-size: 22px; margin: 0 0 20px 0; padding-bottom: 10px; border-bottom: 3px solid #dc2626;\"\u003eComparative Media \/ Workflow Position\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px; border: 1px solid #f2d6d0; background: #fff; min-width: 900px;\"\u003e\n\u003cthead style=\"background: #fef2f2;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 12px; text-align: left; border-bottom: 2px solid #f2d6d0;\"\u003eMedium \/ Product\u003c\/th\u003e\n\u003cth style=\"padding: 12px; text-align: left; border-bottom: 2px solid #f2d6d0;\"\u003ePrimary Target\u003c\/th\u003e\n\u003cth style=\"padding: 12px; text-align: left; border-bottom: 2px solid #f2d6d0;\"\u003ePrinciple\u003c\/th\u003e\n\u003cth style=\"padding: 12px; text-align: left; border-bottom: 2px solid #f2d6d0;\"\u003eTypical Use\u003c\/th\u003e\n\u003cth style=\"padding: 12px; text-align: left; border-bottom: 2px solid #f2d6d0;\"\u003eKey Advantage\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eVRBA\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eColiform bacteria\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eSelective lactose differential agar\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eFood and dairy coliform counts\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eClassic coliform readout\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eVRBGA\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eEnterobacteriaceae\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eSelective glucose agar\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eBroader enterobacteria counts\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eImproved overall Enterobacteriaceae recovery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eMacConkey Agar\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eGram-negative enterics\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eSelective differential agar\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eClinical and general enteric work\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eBroad enteric use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eEMB Agar\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eColiforms \/ enterics\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eSelective differential agar\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eWater and dairy applications\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border-bottom: 1px solid #f2d6d0;\"\u003eDistinct lactose-based colony appearance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 35px;\"\u003e\n\u003ch3 style=\"color: #7f1d1d; font-size: 22px; margin: 0 0 20px 0; padding-bottom: 10px; border-bottom: 3px solid #dc2626;\"\u003eRecommended Workflow\u003c\/h3\u003e\n\u003cdiv style=\"background: #fff; padding: 20px; border-radius: 16px; border: 1px solid #f2d6d0;\"\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(220px,1fr)); gap: 15px;\"\u003e\n\u003cdiv style=\"background: #fff; padding: 15px; border-radius: 12px; border-left: 4px solid #dc2626;\"\u003e\n\u003cstrong style=\"color: #b91c1c;\"\u003e1. Prepare sample dilutions\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px; color: #475569;\"\u003eHomogenize and dilute according to the target method.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; padding: 15px; border-radius: 12px; border-left: 4px solid #dc2626;\"\u003e\n\u003cstrong style=\"color: #b91c1c;\"\u003e2. Plate onto VRBA\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px; color: #475569;\"\u003eUse pour-plate or surface-plate technique as required.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; padding: 15px; border-radius: 12px; border-left: 4px solid #dc2626;\"\u003e\n\u003cstrong style=\"color: #b91c1c;\"\u003e3. Incubate\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px; color: #475569;\"\u003eFollow validated time\/temperature conditions.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; padding: 15px; border-radius: 12px; border-left: 4px solid #dc2626;\"\u003e\n\u003cstrong style=\"color: #b91c1c;\"\u003e4. Count typical colonies\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px; color: #475569;\"\u003eEnumerate and confirm coliforms as required by the method.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 35px;\"\u003e\n\u003ch3 style=\"color: #7f1d1d; font-size: 22px; margin: 0 0 20px 0; padding-bottom: 10px; border-bottom: 3px solid #dc2626;\"\u003eStrategic Use\u003c\/h3\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(280px,1fr)); gap: 20px;\"\u003e\n\u003cdiv style=\"background: #e8f5e8; padding: 20px; border-radius: 16px; border: 1px solid #c8e6c9;\"\u003e\n\u003ch4 style=\"color: #166534; margin: 0 0 15px 0; font-size: 16px;\"\u003eAdvantages\u003c\/h4\u003e\n\u003cul style=\"margin: 0; padding-left: 18px; font-size: 14px; color: #166534;\"\u003e\n\u003cli\u003eEstablished classical medium for coliform enumeration\u003c\/li\u003e\n\u003cli\u003eEasy visual recognition of lactose-fermenting colonies\u003c\/li\u003e\n\u003cli\u003eSuitable for food and dairy QC programs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff3e0; padding: 20px; border-radius: 16px; border: 1px solid #fed7aa;\"\u003e\n\u003ch4 style=\"color: #c2410c; margin: 0 0 15px 0; font-size: 16px;\"\u003eConsiderations\u003c\/h4\u003e\n\u003cul style=\"margin: 0; padding-left: 18px; font-size: 14px; color: #c2410c;\"\u003e\n\u003cli\u003eMore focused on coliforms than total Enterobacteriaceae\u003c\/li\u003e\n\u003cli\u003eMethod conditions should match the applicable standard\u003c\/li\u003e\n\u003cli\u003eSome stressed organisms may need pre-enrichment or recovery support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fef2f2; padding: 20px; border-radius: 16px; border: 1px solid #fecaca;\"\u003e\n\u003ch4 style=\"color: #b91c1c; margin: 0 0 15px 0; font-size: 16px;\"\u003eSelection Guide\u003c\/h4\u003e\n\u003cul style=\"margin: 0; padding-left: 18px; font-size: 14px; color: #991b1b;\"\u003e\n\u003cli\u003eChoose for traditional coliform counting workflows\u003c\/li\u003e\n\u003cli\u003eGood fit for food and dairy microbiology\u003c\/li\u003e\n\u003cli\u003eUse VRBG instead when broader Enterobacteriaceae recovery is required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003caside\u003e\n\u003cdiv style=\"background: #fff; padding: 20px; border-radius: 16px; border: 1px solid #f2d6d0; margin-bottom: 25px; box-shadow: 0 2px 10px rgba(15,23,42,.06);\"\u003e\n\u003ch3 style=\"color: #7f1d1d; font-size: 18px; margin: 0 0 12px 0;\"\u003eProduct Snapshot\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 4px; color: #64748b;\"\u003eProduct Name\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 4px; color: #111827; font-weight: 600;\"\u003eViolet Red Bile Agar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 4px; color: #64748b;\"\u003eSynonyms\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 4px; color: #111827; font-weight: 600;\"\u003eVRBA \/ VRBL Agar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 4px; color: #64748b;\"\u003ePrimary Use\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 4px; color: #111827; font-weight: 600;\"\u003eColiform enumeration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 4px; color: #64748b;\"\u003eFinal pH\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 4px; color: #111827; font-weight: 600;\"\u003e7.4 ± 0.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 4px; color: #64748b;\"\u003eSKU\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 4px; color: #111827; font-weight: 600;\"\u003eTo be assigned\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff7f5; padding: 20px; border-radius: 16px; border: 1px solid #f2d6d0; margin-bottom: 25px;\"\u003e\n\u003ch3 style=\"color: #7f1d1d; font-size: 18px; margin: 0 0 12px 0;\"\u003eStorage \u0026amp; Shelf Life\u003c\/h3\u003e\n\u003cul style=\"margin: 0; padding-left: 18px; font-size: 14px; color: #374151;\"\u003e\n\u003cli\u003eStore dehydrated medium tightly closed in a cool, dry place\u003c\/li\u003e\n\u003cli\u003eStore prepared plates under validated refrigerated conditions\u003c\/li\u003e\n\u003cli\u003eProtect prepared media from dehydration and light\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fef2f2; padding: 20px; border-radius: 16px; border: 1px solid #fecaca; margin-bottom: 25px;\"\u003e\n\u003ch3 style=\"color: #b91c1c; font-size: 18px; margin: 0 0 12px 0;\"\u003eWarnings \u0026amp; Precautions\u003c\/h3\u003e\n\u003cul style=\"margin: 0; padding-left: 18px; font-size: 14px; color: #7f1d1d;\"\u003e\n\u003cli\u003eFor laboratory use only\u003c\/li\u003e\n\u003cli\u003eUse standard biosafety and aseptic technique\u003c\/li\u003e\n\u003cli\u003eInterpret results according to validated method criteria\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; padding: 20px; border-radius: 16px; border: 1px solid #f2d6d0;\"\u003e\n\u003ch3 style=\"color: #7f1d1d; font-size: 18px; margin: 0 0 12px 0;\"\u003eWorkflow Integration\u003c\/h3\u003e\n\u003cul style=\"margin: 0; padding-left: 18px; font-size: 14px; color: #4b5563;\"\u003e\n\u003cli\u003eUseful in coliform QC and hygiene indicator workflows\u003c\/li\u003e\n\u003cli\u003eCan be paired with confirmatory broth or biochemical testing\u003c\/li\u003e\n\u003cli\u003eApplicable to food, dairy, and selected water-testing protocols\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/aside\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Ausamics Life Science","offers":[{"title":"100 g","offer_id":48385621852415,"sku":"AS-1375-100G","price":35.0,"currency_code":"AUD","in_stock":true},{"title":"500 g","offer_id":48385621885183,"sku":"AS-1375-500G","price":85.0,"currency_code":"AUD","in_stock":true},{"title":"2.5 kg","offer_id":48385621917951,"sku":"AS-1375-2.5KG","price":375.0,"currency_code":"AUD","in_stock":true},{"title":"10 kg","offer_id":48385621950719,"sku":"AS-1375-10KG","price":1150.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0771\/1087\/0271\/files\/Violet_Red_Bile_Agar_VRBA_AS-1375.jpg?v=1775775660","url":"https:\/\/ausamics.com.au\/products\/violet-red-bile-agar-vrba","provider":"AuSaMicS","version":"1.0","type":"link"}