{"product_id":"pfizer-selective-enterococcus-agar","title":"Pfizer Selective Enterococcus Agar (AS-1312)","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-nutrient-product\"\u003e\n  \u003c!-- Hero Section --\u003e\n  \u003cdiv style=\"background: linear-gradient(135deg, #f0f4f8 0%, #d9e2ec 100%); border-radius: 18px; padding: 40px; margin-bottom: 30px; box-shadow: 0 4px 15px rgba(0,0,0,0.08); border: 1px solid #d8e1e8; border-left: 8px solid #2d5a3d;\" 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: #2d5a3d; font-weight: bold; margin-bottom: 12px; background: #fff; padding: 6px 12px; border-radius: 20px; border: 1px solid #d8e1e8;\"\u003eAuSaMicS Life Science • Selective Enterococcus Media\u003c\/div\u003e\n        \u003ch1 style=\"color: #15324b; margin: 0 0 8px 0; font-size: 32px; font-weight: bold;\"\u003ePfizer Selective Enterococcus Agar\u003c\/h1\u003e\n        \u003ch2 style=\"color: #243b53; margin: 0 0 15px 0; font-weight: 400; font-size: 20px; opacity: 0.9;\"\u003eHistorical High-Selectivity Enterococcus Isolation Medium\u003c\/h2\u003e\n        \u003cp style=\"font-size: 17px; margin: 0 0 20px 0; color: #334e68; max-width: 650px; font-weight: 500;\"\u003eClassic highly selective agar developed for \u003cstrong\u003eisolation of faecal enterococci\u003c\/strong\u003e from clinical, food, and water samples. The combination of sodium azide, thallous acetate, crystal violet, and esculin-ferric citrate creates a strongly selective system in which enterococci produce characteristic black halos by esculin hydrolysis.\u003c\/p\u003e\n        \u003cdiv style=\"display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 20px;\"\u003e\n          \u003cspan style=\"background: #2d5a3d; color: #fff; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600; white-space: nowrap;\"\u003eAS-1312\u003c\/span\u003e\n          \u003cspan style=\"background: #fff; border: 2px solid #28a745; color: #28a745; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600; white-space: nowrap;\"\u003e🧪 Highly Selective Medium\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✓ Historical Reference\u003c\/span\u003e\n          \u003cspan style=\"background: #c9a84c; color: #1a1a1a; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600; white-space: nowrap;\"\u003e⚠ Toxic Components\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\u003eTarget:\u003c\/strong\u003e Enterococcus spp.\u003c\/span\u003e\n          \u003cspan\u003e\u003cstrong\u003eReadout:\u003c\/strong\u003e Black halo from esculin hydrolysis\u003c\/span\u003e\n          \u003cspan\u003e\u003cstrong\u003eStatus:\u003c\/strong\u003e Historical \/ reference use\u003c\/span\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003c!-- Quality Box --\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 #d8e1e8;\"\u003e\n        \u003ch4 style=\"color: #15324b; margin: 0 0 15px 0; text-align: center; font-size: 16px;\"\u003eReference Media 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\n\u003cstrong\u003eExtreme Selectivity\u003c\/strong\u003e - Azide + thallous acetate\u003c\/div\u003e\n          \u003cdiv style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eClear Identification\u003c\/strong\u003e - Esculin black halo reaction\u003c\/div\u003e\n          \u003cdiv style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eHistoric Methodology\u003c\/strong\u003e - Classical enterococci isolation\u003c\/div\u003e\n          \u003cdiv style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eReference Use\u003c\/strong\u003e - Legacy methods and comparison studies\u003c\/div\u003e\n          \u003cdiv style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eTechnical Handling\u003c\/strong\u003e - Controlled laboratory use only\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"margin-top: 20px; padding: 15px; background: #fff4e5; border-radius: 12px; text-align: center; border: 1px solid #f0d7a6;\"\u003e\n          \u003cdiv style=\"color: #a15c00; font-weight: 600; font-size: 14px;\"\u003eLegacy High-Selectivity Formula\u003c\/div\u003e\n          \u003cdiv style=\"color: #4a5568; font-size: 13px; margin-top: 5px;\"\u003eLargely replaced by safer modern media\u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Main 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    \u003cdiv\u003e\n      \u003c!-- Composition --\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 #1d6fb8;\"\u003e🧪 Complete Formulation \u0026amp; Selectivity Profile\u003c\/h3\u003e\n        \u003cdiv style=\"background: #f8fafc; padding: 20px; border-radius: 16px; border-left: 5px solid #1d6fb8; margin-bottom: 20px;\"\u003e\n          \u003ch4 style=\"color: #15324b; margin: 0 0 15px 0; font-size: 16px;\"\u003e📋 Original Pfizer-Type Composition (per Liter)\u003c\/h4\u003e\n          \u003cdiv style=\"overflow-x: auto;\"\u003e\n            \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px; border: 1px solid #d8e1e8; border-radius: 12px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.05);\"\u003e\n              \u003cthead style=\"background: #f6f8fb;\"\u003e\n                \u003ctr\u003e\n                  \u003cth style=\"padding: 12px; border-bottom: 2px solid #d8e1e8; text-align: left; font-weight: bold;\"\u003eIngredient\u003c\/th\u003e\n                  \u003cth style=\"padding: 12px; border-bottom: 2px solid #d8e1e8; text-align: left; font-weight: bold;\"\u003eConcentration\u003c\/th\u003e\n                  \u003cth style=\"padding: 12px; border-bottom: 2px solid #d8e1e8; text-align: left; font-weight: bold;\"\u003ePrimary Function\u003c\/th\u003e\n                  \u003cth style=\"padding: 12px; border-bottom: 2px solid #d8e1e8; text-align: left; font-weight: bold;\"\u003eContribution\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: 10px; font-weight: 600;\"\u003eTryptose \/ Peptone\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px; color: #2d5a3d; font-weight: 600;\"\u003e20.0 g\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eNitrogen source\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eSupports enterococcal growth\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n                  \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eYeast Extract\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px; color: #2d5a3d; font-weight: 600;\"\u003e5.0 g\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eGrowth factors\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eVitamins and accessory nutrients\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n                  \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eGlucose\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003e2.0 g\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eEnergy source\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eReadily metabolizable carbohydrate\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n                  \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eDisodium Hydrogen Phosphate\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003e4.0 g\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eBuffering agent\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eHelps maintain pH stability\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n                  \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eAesculin\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003e1.0 g\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eDifferential substrate\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eDetects esculin hydrolysis\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n                  \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eFerric Citrate\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003e0.5 g\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eIndicator component\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eForms black complex with esculetin\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n                  \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eSodium Azide\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px; color: #b45309; font-weight: 600;\"\u003e0.25–0.4 g\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eSelective inhibitor\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eStrong inhibition of Gram-negative flora\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n                  \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eThallous Acetate\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px; color: #b45309; font-weight: 600;\"\u003e0.2–0.33 g\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eSelective inhibitor\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eFurther suppresses non-target organisms\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n                  \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eCrystal Violet\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003e0.001 g\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eSelective dye\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eAdditional inhibition of competing flora\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                  \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eAgar\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003e15.0 g\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eSolidifying agent\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003ePlate format support\u003c\/td\u003e\n                \u003c\/tr\u003e\n              \u003c\/tbody\u003e\n            \u003c\/table\u003e\n          \u003c\/div\u003e\n          \u003cdiv style=\"margin-top: 15px; background: #eef5ff; padding: 12px 14px; border-radius: 10px; border: 1px solid #d8e1e8; color: #15324b; font-size: 14px;\"\u003e\n            \u003cstrong\u003eFinal pH:\u003c\/strong\u003e 7.2 ± 0.2 at 25°C\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv style=\"background: #fff; padding: 20px; border-radius: 16px; border: 1px solid #d8e1e8;\"\u003e\n          \u003ch4 style=\"color: #15324b; margin: 0 0 15px 0; font-size: 16px;\"\u003e⚗️ Functional Design\u003c\/h4\u003e\n          \u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 15px;\"\u003e\n            \u003cdiv style=\"background: #f0f4f1; padding: 15px; border-radius: 12px; border-left: 4px solid #2d5a3d;\"\u003e\n              \u003cstrong style=\"color: #2d5a3d;\"\u003eExtreme Selectivity\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px; color: #5d4037;\"\u003eAzide and thallous acetate heavily suppress competing organisms\u003c\/span\u003e\n            \u003c\/div\u003e\n            \u003cdiv style=\"background: #fff9e6; padding: 15px; border-radius: 12px; border-left: 4px solid #c9a84c;\"\u003e\n              \u003cstrong style=\"color: #c9a84c;\"\u003eDifferential Readout\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px; color: #5d4037;\"\u003eEsculin hydrolysis produces distinctive black halo reactions\u003c\/span\u003e\n            \u003c\/div\u003e\n            \u003cdiv style=\"background: #e8f2ff; padding: 15px; border-radius: 12px; border-left: 4px solid #1565c0;\"\u003e\n              \u003cstrong style=\"color: #1565c0;\"\u003eHistorical Specificity\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px; color: #5d4037;\"\u003eLegacy medium for classical enterococcus isolation workflows\u003c\/span\u003e\n            \u003c\/div\u003e\n          \u003c\/div\u003e\n          \u003cdiv style=\"background: #fff4e5; padding: 15px; border-radius: 10px; margin-top: 15px; border: 1px solid #f0d7a6;\"\u003e\n            \u003cstrong style=\"color: #a15c00;\"\u003eImportant:\u003c\/strong\u003e This medium contains highly toxic selective agents and is generally retained for historical, legacy, or reference purposes rather than routine modern laboratory use.\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003c!-- Comparison --\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 #1d6fb8;\"\u003eComplete Enterococcus Isolation Media Portfolio\u003c\/h3\u003e\n        \u003cdiv style=\"overflow-x: auto;\"\u003e\n          \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px; border: 1px solid #d8e1e8; border-radius: 12px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.05); min-width: 1000px;\"\u003e\n            \u003cthead style=\"background: #f6f8fb;\"\u003e\n              \u003ctr\u003e\n                \u003cth style=\"padding: 15px 12px; border-bottom: 2px solid #d8e1e8; text-align: left; font-weight: bold;\"\u003eMedium\u003c\/th\u003e\n                \u003cth style=\"padding: 15px 12px; border-bottom: 2px solid #d8e1e8; text-align: left; font-weight: bold;\"\u003eType\u003c\/th\u003e\n                \u003cth style=\"padding: 15px 12px; border-bottom: 2px solid #d8e1e8; text-align: left; font-weight: bold;\"\u003eSelectivity\u003c\/th\u003e\n                \u003cth style=\"padding: 15px 12px; border-bottom: 2px solid #d8e1e8; text-align: left; font-weight: bold;\"\u003eDifferential Feature\u003c\/th\u003e\n                \u003cth style=\"padding: 15px 12px; border-bottom: 2px solid #d8e1e8; text-align: left; font-weight: bold;\"\u003eBest Application\u003c\/th\u003e\n                \u003cth style=\"padding: 15px 12px; border-bottom: 2px solid #d8e1e8; text-align: left; font-weight: bold;\"\u003eKey Advantage\u003c\/th\u003e\n              \u003c\/tr\u003e\n            \u003c\/thead\u003e\n            \u003ctbody\u003e\n              \u003ctr style=\"background: #f0f4f1; border-bottom: 1px solid #e2e8f0;\"\u003e\n                \u003ctd style=\"padding: 12px; font-weight: bold; color: #2d5a3d;\"\u003ePfizer Selective Enterococcus Agar\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eHistorical selective agar\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px; color: #28a745; font-weight: 600;\"\u003eVery High\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eEsculin black halo\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eHistorical \/ reference isolation\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eExtreme specificity for enterococci\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n                \u003ctd style=\"padding: 12px;\"\u003e\u003ca href=\"\/products\/slanetz-bartley-agar\" style=\"color: #1976d2; text-decoration: none; font-weight: 600;\"\u003eSlanetz-Bartley Agar\u003c\/a\u003e\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eSelective enumeration agar\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px; color: #17a2b8;\"\u003eHigh\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eRed to maroon colonies\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eWater and food monitoring\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eSafer modern standard\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n                \u003ctd style=\"padding: 12px;\"\u003e\u003ca href=\"\/products\/kanamycin-aesculin-azide-agar\" style=\"color: #e91e63; text-decoration: none; font-weight: 600;\"\u003eKanamycin Aesculin Azide Agar\u003c\/a\u003e\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eSelective differential agar\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px; color: #28a745; font-weight: 600;\"\u003eHigh\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eEsculin hydrolysis\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eClinical and food microbiology\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eReduced reliance on highly toxic inhibitors\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n                \u003ctd style=\"padding: 12px;\"\u003e\u003ca href=\"\/products\/bile-esculin-azide-agar\" style=\"color: #6f42c1; text-decoration: none; font-weight: 600;\"\u003eBile Esculin Azide Agar\u003c\/a\u003e\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eSelective differential medium\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px; color: #17a2b8;\"\u003eModerate to High\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eBlackening from esculin\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eRoutine enterococcal differentiation\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eCommon classical alternative\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd style=\"padding: 12px;\"\u003e\u003ca href=\"\/products\/m-enterococcus-agar\" style=\"color: #795548; text-decoration: none; font-weight: 600;\"\u003em-Enterococcus \/ Slanetz-Type Media\u003c\/a\u003e\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eEnumeration medium\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px; color: #17a2b8;\"\u003eHigh\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eCharacteristic colony colour\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eMembrane filtration workflows\u003c\/td\u003e\n                \u003ctd style=\"padding: 12px;\"\u003eBetter suitability for routine monitoring\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 and Cons --\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 #1d6fb8;\"\u003eStrategic Medium Selection for Enterococcus Isolation\u003c\/h3\u003e\n        \u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; margin-bottom: 25px;\"\u003e\n          \u003cdiv style=\"background: #e8f5e8; padding: 20px; border-radius: 16px; border: 1px solid #c8e6c9;\"\u003e\n            \u003ch4 style=\"color: #2e7d32; margin: 0 0 15px 0; font-size: 16px;\"\u003e✅ Pfizer Medium Advantages\u003c\/h4\u003e\n            \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n              \u003cli style=\"padding: 6px 0; font-size: 14px; color: #2e7d32;\"\u003e✓ \u003cstrong\u003eExceptional Selectivity:\u003c\/strong\u003e Strong inhibition of non-target flora\u003c\/li\u003e\n              \u003cli style=\"padding: 6px 0; font-size: 14px; color: #2e7d32;\"\u003e✓ \u003cstrong\u003eClear Differential Reaction:\u003c\/strong\u003e Black halo around enterococci\u003c\/li\u003e\n              \u003cli style=\"padding: 6px 0; font-size: 14px; color: #2e7d32;\"\u003e✓ \u003cstrong\u003eHistorical Significance:\u003c\/strong\u003e Benchmark predecessor of later enterococcus media\u003c\/li\u003e\n              \u003cli style=\"padding: 6px 0; font-size: 14px; color: #2e7d32;\"\u003e✓ \u003cstrong\u003eReference Utility:\u003c\/strong\u003e Useful in legacy comparison work\u003c\/li\u003e\n            \u003c\/ul\u003e\n          \u003c\/div\u003e\n\n          \u003cdiv style=\"background: #fff3e0; padding: 20px; border-radius: 16px; border: 1px solid #ffcc02;\"\u003e\n            \u003ch4 style=\"color: #e65100; margin: 0 0 15px 0; font-size: 16px;\"\u003e⚠️ Method Considerations\u003c\/h4\u003e\n            \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n              \u003cli style=\"padding: 6px 0; font-size: 14px; color: #e65100;\"\u003e▲ \u003cstrong\u003eContains Thallium Salts:\u003c\/strong\u003e Highly toxic, tightly controlled handling required\u003c\/li\u003e\n              \u003cli style=\"padding: 6px 0; font-size: 14px; color: #e65100;\"\u003e▲ \u003cstrong\u003eContains Sodium Azide:\u003c\/strong\u003e Toxic and hazardous waste considerations apply\u003c\/li\u003e\n              \u003cli style=\"padding: 6px 0; font-size: 14px; color: #e65100;\"\u003e▲ \u003cstrong\u003eShorter Plate Stability:\u003c\/strong\u003e Prepared plates should be used promptly\u003c\/li\u003e\n              \u003cli style=\"padding: 6px 0; font-size: 14px; color: #e65100;\"\u003e▲ \u003cstrong\u003eObsolete for Routine Use:\u003c\/strong\u003e Safer modern media are generally preferred\u003c\/li\u003e\n            \u003c\/ul\u003e\n          \u003c\/div\u003e\n\n          \u003cdiv style=\"background: #f0f4f1; padding: 20px; border-radius: 16px; border: 1px solid #c8d8cc;\"\u003e\n            \u003ch4 style=\"color: #2d5a3d; margin: 0 0 15px 0; font-size: 16px;\"\u003e🎯 Best-Fit Applications\u003c\/h4\u003e\n            \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n              \u003cli style=\"padding: 6px 0; font-size: 14px; color: #2d5a3d;\"\u003e◆ \u003cstrong\u003eHistorical Method Comparison:\u003c\/strong\u003e Legacy method reconstruction\u003c\/li\u003e\n              \u003cli style=\"padding: 6px 0; font-size: 14px; color: #2d5a3d;\"\u003e◆ \u003cstrong\u003eReference Laboratories:\u003c\/strong\u003e Classical enterococcus isolation studies\u003c\/li\u003e\n              \u003cli style=\"padding: 6px 0; font-size: 14px; color: #2d5a3d;\"\u003e◆ \u003cstrong\u003eTeaching Collections:\u003c\/strong\u003e Demonstration of legacy selective media\u003c\/li\u003e\n              \u003cli style=\"padding: 6px 0; font-size: 14px; color: #2d5a3d;\"\u003e◆ \u003cstrong\u003eArchive Protocol Support:\u003c\/strong\u003e Older regulatory or manual comparisons\u003c\/li\u003e\n            \u003c\/ul\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv style=\"background: #f8fafc; padding: 20px; border-radius: 16px; border-left: 5px solid #2d5a3d;\"\u003e\n          \u003ch4 style=\"color: #15324b; margin: 0 0 15px 0; font-size: 16px;\"\u003e📊 Colony Interpretation Guide\u003c\/h4\u003e\n          \u003cdiv style=\"overflow-x: auto;\"\u003e\n            \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px; border: 1px solid #d8e1e8; border-radius: 8px; overflow: hidden;\"\u003e\n              \u003cthead style=\"background: #2d5a3d; color: #fff;\"\u003e\n                \u003ctr\u003e\n                  \u003cth style=\"padding: 12px; border-bottom: 1px solid #d8e1e8; text-align: left;\"\u003eObservation\u003c\/th\u003e\n                  \u003cth style=\"padding: 12px; border-bottom: 1px solid #d8e1e8; text-align: left;\"\u003eInterpretation\u003c\/th\u003e\n                  \u003cth style=\"padding: 12px; border-bottom: 1px solid #d8e1e8; text-align: left;\"\u003eTypical Meaning\u003c\/th\u003e\n                  \u003cth style=\"padding: 12px; border-bottom: 1px solid #d8e1e8; text-align: left;\"\u003eNotes\u003c\/th\u003e\n                \u003c\/tr\u003e\n              \u003c\/thead\u003e\n              \u003ctbody style=\"background: #fff;\"\u003e\n                \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n                  \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eGrey-white colony with jet-black halo\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px; color: #28a745; font-weight: 600;\"\u003ePresumptive enterococcus\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eEsculin hydrolysis positive\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eTypical for \u003cem\u003eE. faecalis\u003c\/em\u003e \/ \u003cem\u003eE. faecium\u003c\/em\u003e\n\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n                  \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eNo growth\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px; color: #e65100; font-weight: 600;\"\u003eInhibited flora\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eNon-target organism suppression\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eExpected due to strong selectivity\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                  \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eSparse atypical growth\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px; color: #e65100; font-weight: 600;\"\u003eNeeds confirmation\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003ePossible resistant or atypical organism\u003c\/td\u003e\n                  \u003ctd style=\"padding: 10px;\"\u003eConfirm with additional tests\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\/div\u003e\n\n      \u003c!-- QC --\u003e\n      \u003cdiv style=\"background: linear-gradient(135deg, #f0f4f1 0%, #c8d8cc 100%); padding: 20px; border-radius: 16px; border-left: 5px solid #2d5a3d;\"\u003e\n        \u003ch4 style=\"color: #2d5a3d; margin: 0 0 15px 0; font-size: 16px;\"\u003e🔬 Quality Control \u0026amp; Performance Guidance\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: #2d5a3d;\"\u003eTypical Target:\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px; color: #5d4037;\"\u003e\u003cem\u003eEnterococcus faecalis\u003c\/em\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px; color: #5d4037;\"\u003e\u003cem\u003eEnterococcus faecium\u003c\/em\u003e\u003c\/span\u003e\n          \u003c\/div\u003e\n          \u003cdiv\u003e\n            \u003cstrong style=\"color: #2d5a3d;\"\u003eIncubation:\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px; color: #5d4037;\"\u003e35–37°C\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px; color: #5d4037;\"\u003e24–48 hours\u003c\/span\u003e\n          \u003c\/div\u003e\n          \u003cdiv\u003e\n            \u003cstrong style=\"color: #2d5a3d;\"\u003eExpected Reaction:\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px; color: #5d4037;\"\u003eGrey-white colonies\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px; color: #5d4037;\"\u003eJet-black halo formation\u003c\/span\u003e\n          \u003c\/div\u003e\n          \u003cdiv\u003e\n            \u003cstrong style=\"color: #2d5a3d;\"\u003eHandling Note:\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px; color: #5d4037;\"\u003eSelective supplements added after sterilization\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px; color: #5d4037;\"\u003eUse controlled hazardous-lab procedures\u003c\/span\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv style=\"background: rgba(255,255,255,0.7); padding: 15px; border-radius: 10px; margin-top: 15px; border: 1px solid #c8d8cc;\"\u003e\n          \u003cstrong style=\"color: #2d5a3d;\"\u003ePositioning:\u003c\/strong\u003e Historical and reference-use enterococcus isolation medium, largely replaced in routine laboratories by safer alternatives such as Slanetz-Bartley, KAA, and Bile Esculin Azide media.\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- Right Column --\u003e\n    \u003cdiv\u003e\n      \u003c!-- Specs --\u003e\n      \u003cdiv style=\"background: #fff; padding: 25px; border-radius: 18px; border: 1px solid #d8e1e8; 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 #d8e1e8;\"\u003e\n              \u003ctd style=\"padding: 12px 8px; font-weight: 600; color: #15324b; width: 45%; background: #f6f8fb;\"\u003eCatalogue Number\u003c\/td\u003e\n              \u003ctd style=\"padding: 12px 8px; color: #4a5568;\"\u003eAS-1312\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #d8e1e8;\"\u003e\n              \u003ctd style=\"padding: 12px 8px; font-weight: 600; color: #15324b; background: #f6f8fb;\"\u003eMedium Type\u003c\/td\u003e\n              \u003ctd style=\"padding: 12px 8px; color: #4a5568;\"\u003eHighly selective differential agar\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #d8e1e8;\"\u003e\n              \u003ctd style=\"padding: 12px 8px; font-weight: 600; color: #15324b; background: #f6f8fb;\"\u003eTarget Organism\u003c\/td\u003e\n              \u003ctd style=\"padding: 12px 8px; color: #4a5568;\"\u003eEnterococcus spp.\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #d8e1e8;\"\u003e\n              \u003ctd style=\"padding: 12px 8px; font-weight: 600; color: #15324b; background: #f6f8fb;\"\u003eFinal pH\u003c\/td\u003e\n              \u003ctd style=\"padding: 12px 8px; color: #4a5568;\"\u003e7.2 ± 0.2 (at 25°C)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #d8e1e8;\"\u003e\n              \u003ctd style=\"padding: 12px 8px; font-weight: 600; color: #15324b; background: #f6f8fb;\"\u003eReadout\u003c\/td\u003e\n              \u003ctd style=\"padding: 12px 8px; color: #4a5568;\"\u003eBlack halo from esculin hydrolysis\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #d8e1e8;\"\u003e\n              \u003ctd style=\"padding: 12px 8px; font-weight: 600; color: #15324b; background: #f6f8fb;\"\u003eSterilization\u003c\/td\u003e\n              \u003ctd style=\"padding: 12px 8px; color: #d9534f; font-weight: 600;\"\u003eBase autoclaved; selective toxic supplements added after cooling\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #d8e1e8;\"\u003e\n              \u003ctd style=\"padding: 12px 8px; font-weight: 600; color: #15324b; background: #f6f8fb;\"\u003ePrepared Plate Storage\u003c\/td\u003e\n              \u003ctd style=\"padding: 12px 8px; color: #4a5568;\"\u003e2–8°C, protected from light\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr style=\"border-bottom: 1px solid #d8e1e8;\"\u003e\n              \u003ctd style=\"padding: 12px 8px; font-weight: 600; color: #15324b; background: #f6f8fb;\"\u003eRecommended Use Time\u003c\/td\u003e\n              \u003ctd style=\"padding: 12px 8px; color: #4a5568;\"\u003eWithin 1 week\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd style=\"padding: 12px 8px; font-weight: 600; color: #15324b; background: #f6f8fb;\"\u003eStatus\u003c\/td\u003e\n              \u003ctd style=\"padding: 12px 8px; color: #a15c00; font-weight: 600;\"\u003eHistorical \/ reference use only\u003c\/td\u003e\n            \u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n      \u003c\/div\u003e\n\n      \u003c!-- Applications --\u003e\n      \u003cdiv style=\"background: #f0f4f1; padding: 20px; border-radius: 16px; border: 1px solid #c8d8cc; margin-bottom: 30px;\"\u003e\n        \u003ch4 style=\"color: #2d5a3d; margin: 0 0 15px 0; font-size: 16px; text-align: center;\"\u003e🧫 Primary Applications\u003c\/h4\u003e\n        \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n          \u003cli style=\"padding: 8px 0; font-size: 14px; color: #2d5a3d;\"\u003e✓ Isolation of enterococci from urine, wounds, faeces, food, and water\u003c\/li\u003e\n          \u003cli style=\"padding: 8px 0; font-size: 14px; color: #2d5a3d;\"\u003e✓ Historical food and dairy testing workflows\u003c\/li\u003e\n          \u003cli style=\"padding: 8px 0; font-size: 14px; color: #2d5a3d;\"\u003e✓ Reference laboratory comparisons against legacy methods\u003c\/li\u003e\n          \u003cli style=\"padding: 8px 0; font-size: 14px; color: #2d5a3d;\"\u003e✓ Archive or retrospective protocol reconstruction\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n\n      \u003c!-- Prep --\u003e\n      \u003cdiv style=\"background: #fff9e6; padding: 20px; border-radius: 16px; border: 1px solid #c9a84c; margin-bottom: 30px;\"\u003e\n        \u003ch4 style=\"color: #c9a84c; margin: 0 0 15px 0; font-size: 16px; text-align: center;\"\u003e⚗️ Preparation Protocol\u003c\/h4\u003e\n        \u003col style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n          \u003cli style=\"padding: 8px 0; font-size: 14px; color: #5d4037;\"\u003e\n\u003cstrong\u003e1.\u003c\/strong\u003e Suspend all base components except sodium azide and thallous acetate in approximately 900 mL purified water.\u003c\/li\u003e\n          \u003cli style=\"padding: 8px 0; font-size: 14px; color: #5d4037;\"\u003e\n\u003cstrong\u003e2.\u003c\/strong\u003e Heat and boil until fully dissolved.\u003c\/li\u003e\n          \u003cli style=\"padding: 8px 0; font-size: 14px; color: #5d4037;\"\u003e\n\u003cstrong\u003e3.\u003c\/strong\u003e Adjust pH, make up to 1 L, and autoclave the base.\u003c\/li\u003e\n          \u003cli style=\"padding: 8px 0; font-size: 14px; color: #5d4037;\"\u003e\n\u003cstrong\u003e4.\u003c\/strong\u003e Cool to about 50°C and add filter-sterilized sodium azide and thallous acetate solutions.\u003c\/li\u003e\n          \u003cli style=\"padding: 8px 0; font-size: 14px; color: #5d4037;\"\u003e\n\u003cstrong\u003e5.\u003c\/strong\u003e Mix carefully and pour plates under controlled hazardous-material handling conditions.\u003c\/li\u003e\n        \u003c\/ol\u003e\n      \u003c\/div\u003e\n\n      \u003c!-- Storage \/ Safety --\u003e\n      \u003cdiv style=\"background: #fff; padding: 20px; border-radius: 16px; border: 1px solid #d8e1e8;\"\u003e\n        \u003ch4 style=\"color: #15324b; margin: 0 0 15px 0; font-size: 16px; text-align: center;\"\u003e📦 Storage \u0026amp; Safety\u003c\/h4\u003e\n        \u003cdiv style=\"font-size: 14px; color: #4a5568; line-height: 1.7;\"\u003e\n          \u003cp style=\"margin: 0 0 10px 0;\"\u003e\u003cstrong\u003eIncubation:\u003c\/strong\u003e 35–37°C for 24–48 hours.\u003c\/p\u003e\n          \u003cp style=\"margin: 0 0 10px 0;\"\u003e\u003cstrong\u003ePlate storage:\u003c\/strong\u003e Store prepared plates at 2–8°C, protected from light, and use promptly.\u003c\/p\u003e\n          \u003cp style=\"margin: 0 0 10px 0;\"\u003e\u003cstrong\u003eColony appearance:\u003c\/strong\u003e Typical enterococci appear grey-white with a jet-black halo.\u003c\/p\u003e\n          \u003cp style=\"margin: 0 0 10px 0; color: #d9534f; font-weight: 600;\"\u003e\u003cstrong\u003eSafety note:\u003c\/strong\u003e Contains thallium salts and sodium azide. Highly toxic and environmentally hazardous.\u003c\/p\u003e\n          \u003cp style=\"margin: 0; color: #d9534f; font-weight: 600;\"\u003e\u003cstrong\u003eLaboratory notice:\u003c\/strong\u003e For historical and reference use only. Disposal must follow strict hazardous waste regulations.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Footer --\u003e\n  \u003cdiv style=\"margin-top: 30px; background: #f8fafc; border: 1px solid #d8e1e8; border-radius: 16px; padding: 20px; font-size: 13px; color: #52606d;\"\u003e\n    \u003cstrong\u003eAuSaMicS Life Science:\u003c\/strong\u003e Professional microbiology media for research, quality control, industrial, food, pharmaceutical, environmental, and reference laboratories. Product information is provided for laboratory and technical evaluation purposes only.\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\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  }\n}\n\u003c\/style\u003e","brand":"Benario","offers":[{"title":"Default Title","offer_id":48030974640383,"sku":"AS-1312-DH-LS-100G","price":45.0,"currency_code":"AUD","in_stock":true}],"url":"https:\/\/ausamics.com.au\/products\/pfizer-selective-enterococcus-agar","provider":"AuSaMicS","version":"1.0","type":"link"}