{"product_id":"dextrose-tryptone-agar-dta","title":"Dextrose Tryptone Agar (AS-1199) | Flat-Sour Thermophile Enumeration","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    \u003cdiv style=\"background: linear-gradient(135deg, #fffcf0 0%, #fef3c7 100%); border-radius: 18px; padding: 40px; margin-bottom: 30px; box-shadow: 0 4px 15px rgba(0,0,0,0.08); border: 1px solid #fde68a; border-left: 8px solid #d97706;\" 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: #92400e; font-weight: bold; margin-bottom: 12px; background: #fff; padding: 6px 12px; border-radius: 20px; border: 1px solid #fde68a;\"\u003eAuSaMicS Life Science • Industrial Food Safety\u003c\/div\u003e\n                \u003ch1 style=\"color: #78350f; margin: 0 0 8px 0; font-size: 32px; font-weight: bold;\"\u003eDextrose Tryptone Agar (DTA)\u003c\/h1\u003e\n                \u003ch2 style=\"color: #92400e; margin: 0 0 15px 0; font-weight: 400; font-size: 20px; opacity: 0.9;\"\u003eEnumeration of \"Flat-Sour\" Spoilage Thermophiles\u003c\/h2\u003e\n                \u003cp style=\"font-size: 17px; margin: 0 0 20px 0; color: #451a03; max-width: 600px; font-weight: 500;\"\u003eThe industry standard for the \u003cstrong\u003edetection and quantification\u003c\/strong\u003e of acid-producing thermophilic bacteria (such as \u003ci\u003eBacillus coagulans\u003c\/i\u003e) in low-acid canned foods and ingredients.\u003c\/p\u003e\n                \n                \u003cdiv style=\"display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 20px;\"\u003e\n                    \u003cspan style=\"background: #d97706; color: #fff; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600; white-space: nowrap;\"\u003eAS-1199\u003c\/span\u003e \n                    \u003cspan style=\"background: #fff; border: 2px solid #b45309; color: #b45309; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600; white-space: nowrap;\"\u003e🥫 NCA \/ APHA Compliant\u003c\/span\u003e \n                    \u003cspan style=\"background: #b45309; color: #fff; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600; white-space: nowrap;\"\u003e✓ Aciduric Recovery\u003c\/span\u003e \n                    \u003cspan style=\"background: #4a5568; color: #fff; padding: 8px 16px; border-radius: 25px; font-size: 13px; font-weight: 600; white-space: nowrap;\"\u003e🔥 High Temp Stable\u003c\/span\u003e\n                \u003c\/div\u003e\n                \n                \u003cdiv style=\"display: flex; gap: 20px; flex-wrap: wrap; font-size: 14px; color: #92400e;\"\u003e\n                    \u003cspan\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Pour-Plate \/ Streak\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eIndicator:\u003c\/strong\u003e Bromocresol Purple\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eIncubation:\u003c\/strong\u003e 55°C\u003c\/span\u003e\n                \u003c\/div\u003e\n            \u003c\/div\u003e\n            \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 #fde68a;\"\u003e\n                \u003ch4 style=\"color: #78350f; margin: 0 0 15px 0; text-align: center; font-size: 16px;\"\u003eAnalytical Superiority\u003c\/h4\u003e\n                \u003cdiv style=\"font-size: 14px; color: #451a03; text-align: center; line-height: 1.5;\"\u003e\n                    \u003cdiv style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eClear Contrast\u003c\/strong\u003e - Yellow halos against purple agar\u003c\/div\u003e\n                    \u003cdiv style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eRobust Growth\u003c\/strong\u003e - High tryptone nitrogen content\u003c\/div\u003e\n                    \u003cdiv style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eIndustry Standard\u003c\/strong\u003e - Used for sugar \u0026amp; starch testing\u003c\/div\u003e\n                    \u003cdiv style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eStability\u003c\/strong\u003e - Minimal drift during long incubation\u003c\/div\u003e\n                \u003c\/div\u003e\n                \u003cdiv style=\"margin-top: 20px; padding: 15px; background: #fffbeb; border-radius: 12px; text-align: center; border: 1px solid #fef3c7;\"\u003e\n                    \u003cdiv style=\"color: #92400e; font-weight: 600; font-size: 14px;\"\u003eOptimal Result\u003c\/div\u003e\n                    \u003cdiv style=\"color: #b45309; font-size: 13px; margin-top: 5px;\"\u003eYellow colonies (Acid +)\u003c\/div\u003e\n                \u003c\/div\u003e\n            \u003c\/div\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\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            \u003cdiv style=\"margin-bottom: 35px;\"\u003e\n                \u003ch3 style=\"color: #78350f; font-size: 22px; margin: 0 0 15px 0; padding-bottom: 10px; border-bottom: 3px solid #d97706;\"\u003e🔬 Principles of Identification\u003c\/h3\u003e\n                \u003cp style=\"font-size: 15px; color: #4a5568; margin-bottom: 20px;\"\u003e\n                    Dextrose Tryptone Agar was developed by Williams for the cultivation of \"flat-sour\" thermophiles. These organisms ferment dextrose to produce acid, but significantly, \u003cstrong\u003edo not produce gas\u003c\/strong\u003e. The acidic metabolic by-products cause the Bromocresol Purple indicator to transition from its neutral purple state to a distinct yellow, allowing for immediate colony counts in QC protocols.\n                \u003c\/p\u003e\n            \u003c\/div\u003e\n\n            \u003cdiv style=\"margin-bottom: 35px;\"\u003e\n                \u003ch3 style=\"color: #78350f; font-size: 22px; margin: 0 0 15px 0; padding-bottom: 10px; border-bottom: 3px solid #d97706;\"\u003e🧪 Nutrient Formulation\u003c\/h3\u003e\n                \u003cdiv style=\"background: #fff; padding: 20px; border-radius: 16px; border: 1px solid #e2e8f0;\"\u003e\n                    \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px;\"\u003e\n                        \u003cthead style=\"background: #f8fafc;\"\u003e\n                            \u003ctr\u003e\n                                \u003cth style=\"padding: 12px; text-align: left;\"\u003eIngredient\u003c\/th\u003e\n                                \u003cth style=\"padding: 12px; text-align: left;\"\u003eConcentration\u003c\/th\u003e\n                                \u003cth style=\"padding: 12px; text-align: left;\"\u003eFunction\u003c\/th\u003e\n                            \u003c\/tr\u003e\n                        \u003c\/thead\u003e\n                        \u003ctbody\u003e\n                            \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                                \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eTryptone\u003c\/td\u003e\n                                \u003ctd style=\"padding: 10px; color: #d97706; font-weight: 600;\"\u003e10.0 g\u003c\/td\u003e\n                                \u003ctd style=\"padding: 10px;\"\u003ePrimary Nitrogen \u0026amp; Tryptophan Source\u003c\/td\u003e\n                            \u003c\/tr\u003e\n                            \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                                \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eDextrose (Glucose)\u003c\/td\u003e\n                                \u003ctd style=\"padding: 10px; color: #d97706; font-weight: 600;\"\u003e5.0 g\u003c\/td\u003e\n                                \u003ctd style=\"padding: 10px;\"\u003eFermentable Carbohydrate\u003c\/td\u003e\n                            \u003c\/tr\u003e\n                            \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                                \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eBromocresol Purple\u003c\/td\u003e\n                                \u003ctd style=\"padding: 10px; color: #d97706; font-weight: 600;\"\u003e0.04 g\u003c\/td\u003e\n                                \u003ctd style=\"padding: 10px;\"\u003epH Sensitivity Indicator\u003c\/td\u003e\n                            \u003c\/tr\u003e\n                            \u003ctr\u003e\n                                \u003ctd style=\"padding: 10px; font-weight: 600;\"\u003eBacteriological Agar\u003c\/td\u003e\n                                \u003ctd style=\"padding: 10px; color: #d97706; font-weight: 600;\"\u003e15.0 g\u003c\/td\u003e\n                                \u003ctd style=\"padding: 10px;\"\u003eSolidifying Agent\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        \u003cdiv\u003e\n            \u003cdiv style=\"background: #fff; padding: 25px; border-radius: 18px; border: 1px solid #fde68a; box-shadow: 0 4px 12px rgba(0,0,0,0.08); margin-bottom: 30px;\"\u003e\n                \u003ch3 style=\"color: #78350f; margin: 0 0 20px 0; font-size: 18px; text-align: center;\"\u003e📋 Technical Specs\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 #eee;\"\u003e\n                            \u003ctd style=\"padding: 12px 8px; font-weight: 600; background: #fffbeb;\"\u003eCat Number\u003c\/td\u003e\n                            \u003ctd style=\"padding: 12px 8px;\"\u003eAS-1199\u003c\/td\u003e\n                        \u003c\/tr\u003e\n                        \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                            \u003ctd style=\"padding: 12px 8px; font-weight: 600; background: #fffbeb;\"\u003eFinal pH\u003c\/td\u003e\n                            \u003ctd style=\"padding: 12px 8px;\"\u003e6.7 ± 0.2\u003c\/td\u003e\n                        \u003c\/tr\u003e\n                        \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n                            \u003ctd style=\"padding: 12px 8px; font-weight: 600; background: #fffbeb;\"\u003eYield\u003c\/td\u003e\n                            \u003ctd style=\"padding: 12px 8px;\"\u003e30.04g \/ L\u003c\/td\u003e\n                        \u003c\/tr\u003e\n                        \u003ctr\u003e\n                            \u003ctd style=\"padding: 12px 8px; font-weight: 600; background: #fffbeb;\"\u003ePrepared Color\u003c\/td\u003e\n                            \u003ctd style=\"padding: 12px 8px;\"\u003ePurple\u003c\/td\u003e\n                        \u003c\/tr\u003e\n                    \u003c\/tbody\u003e\n                \u003c\/table\u003e\n            \u003c\/div\u003e\n\n            \u003cdiv style=\"background: #d97706; color: #fff; padding: 20px; border-radius: 16px; margin-bottom: 30px;\"\u003e\n                \u003ch4 style=\"color: #fff; margin: 0 0 15px 0; font-size: 16px; text-align: center;\"\u003e⚗️ Laboratory Prep\u003c\/h4\u003e\n                \u003col style=\"list-style: none; padding: 0; margin: 0; counter-reset: steps;\"\u003e\n                    \u003cli style=\"padding: 8px 0; font-size: 13px; position: relative; padding-left: 30px;\"\u003e\n                        \u003cspan style=\"position: absolute; left: 0; top: 8px; background: #fff; color: #d97706; width: 18px; height: 18px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 10px; font-weight: bold;\"\u003e1\u003c\/span\u003e Suspend 30.04g in 1L distilled water.\u003c\/li\u003e\n                    \u003cli style=\"padding: 8px 0; font-size: 13px; position: relative; padding-left: 30px;\"\u003e\n                        \u003cspan style=\"position: absolute; left: 0; top: 8px; background: #fff; color: #d97706; width: 18px; height: 18px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 10px; font-weight: bold;\"\u003e2\u003c\/span\u003e Heat to boiling to dissolve completely.\u003c\/li\u003e\n                    \u003cli style=\"padding: 8px 0; font-size: 13px; position: relative; padding-left: 30px;\"\u003e\n                        \u003cspan style=\"position: absolute; left: 0; top: 8px; background: #fff; color: #d97706; width: 18px; height: 18px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 10px; font-weight: bold;\"\u003e3\u003c\/span\u003e Autoclave at 121°C for 15 minutes.\u003c\/li\u003e\n                    \u003cli style=\"padding: 8px 0; font-size: 13px; position: relative; padding-left: 30px;\"\u003e\n                        \u003cspan style=\"position: absolute; left: 0; top: 8px; background: #fff; color: #d97706; width: 18px; height: 18px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 10px; font-weight: bold;\"\u003e4\u003c\/span\u003e For thermophiles, incubate at 55°C for 48-72h.\u003c\/li\u003e\n                \u003c\/ol\u003e\n            \u003c\/div\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Ausamics Life Science","offers":[{"title":"500 g","offer_id":48389718278399,"sku":"AS-1199-500G","price":87.0,"currency_code":"AUD","in_stock":true},{"title":"2 kg","offer_id":48389718311167,"sku":"AS-1199-2KG","price":295.0,"currency_code":"AUD","in_stock":true},{"title":"5 kg","offer_id":48389718343935,"sku":"AS-1199-5KG","price":655.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0771\/1087\/0271\/files\/Dextrose_Tryptone_Agar_AS-1199.jpg?v=1775974595","url":"https:\/\/ausamics.com.au\/products\/dextrose-tryptone-agar-dta","provider":"AuSaMicS","version":"1.0","type":"link"}