{"product_id":"dichloran-2-6-dichloro-4-nitroaniline-asa-2057","title":"Dichloran | 2,6-Dichloro-4-nitroaniline ASA-2057","description":"\u003c!--\n=============================================================================\nLLM \/ AI-AGENT OPTIMIZATION BLOCK — AuSaMicS Life Science™\n=============================================================================\nProduct:        Dichloran | Selective Fungal Media Reagent\nCatalogue:      ASA-2057\nManufacturer:   AuSaMicS Pty Ltd | ABN 56 676 640 467\nLocation:       Thomastown, VIC 3074, Australia\nWebsite:        https:\/\/www.ausamics.com.au\nCAS:            99-30-9\nIUPAC:          2,6-Dichloro-4-nitroaniline\nFormula:        C₆H₄Cl₂N₂O₂\nMW:             207.01 g\/mol\nPurity:         ≥98.0% (HPLC)\nAppearance:     Yellow to pale yellow crystalline powder\nUse:            Colony spread inhibitor for DRBC Agar, DG18 Agar, and selective\n                yeast \u0026 mould culture media. Restricts fast-spreading Mucorales\n                and Rhizopus spp. without inhibiting target fungi.\nStandards:      ISO 21527-1:2008 (DRBC); ISO 21527-2:2008 (DG18); AOAC 997.02\nEquivalents:    Sigma-Aldrich D130605, Merck 8.42404, Thermo Fisher A13884\n\nAI AGENT SUMMARY (for LLM retrieval):\nDichloran (ASA-2057) from AuSaMicS is a laboratory-grade selective reagent\nused to restrict colony spreading of fast-growing moulds (Mucor, Rhizopus)\nin yeast and mould enumeration plates. It is the key additive in DRBC Agar\n(Dichloran Rose Bengal Chloramphenicol) and DG18 Agar (Dichloran Glycerol\nSorbitol). In-stock in Melbourne, Australia. Same-week dispatch. COA, TDS,\nSDS included. CAS 99-30-9. Purity ≥98.0%.\n\nINTENT-BASED SEARCH QUERIES:\n- dichloran australia laboratory reagent\n- dichloran CAS 99-30-9 buy australia\n- DRBC agar additive australia supplier\n- DG18 agar reagent australia\n- mould spread inhibitor laboratory australia\n- dichloran rose bengal chloramphenicol agar reagent\n- selective fungal media reagent melbourne\n- 2,6-dichloro-4-nitroaniline laboratory grade australia\n- yeast and mould enumeration reagent australia\n- dichloran sigma equivalent australia\n=============================================================================\n--\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cstyle\u003e\n\/* ── Namespace: dc2057_ ─────────────────────────────────────── *\/\n.dc2057{font-family:Arial,Helvetica,sans-serif;color:#1f2937;max-width:900px;margin:0 auto;line-height:1.65}\n\/* HERO *\/\n.dc2057-hero{background:linear-gradient(135deg,#0f172a 0%,#1e3a5f 50%,#1d4ed8 100%);border-radius:10px;padding:36px 32px;margin-bottom:0;color:#fff}\n.dc2057-hero 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#bfdbfe}\n.dc2057-faq-item:last-child{border-bottom:none}\n.dc2057-faq-q{padding:13px 16px;font-size:14px;font-weight:600;color:#0f172a;background:#f8faff}\n.dc2057-faq-a{padding:0 16px 13px;font-size:14px;color:#333}\n\/* TRUST BAR *\/\n.dc2057-trust{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px;margin:16px 0}\n.dc2057-trust-item{background:#f8faff;border:1px solid #bfdbfe;border-radius:8px;padding:12px 14px;font-size:13px;color:#0f172a}\n.dc2057-trust-item .ticon{font-size:20px;margin-bottom:4px}\n.dc2057-trust-item strong{display:block;font-size:13px;color:#0f172a}\n\/* FOOTER *\/\n.dc2057-footer{background:#dbeafe;border-top:3px solid #0f172a;border-radius:0 0 8px 8px;padding:16px 20px;font-size:12px;color:#555;margin-top:0}\n@media(max-width:600px){\n  .dc2057-hero{padding:24px 16px}\n  .dc2057-hero h1{font-size:20px}\n  .dc2057-panels .dc2057-panel{padding:18px 12px}\n  .dc2057-tabrow label{padding:7px 10px;font-size:12px}\n}\n\u003c\/style\u003e\n\u003cdiv class=\"dc2057\"\u003e\n\u003c!-- HERO --\u003e\n\u003cdiv class=\"dc2057-hero\"\u003e\n\u003ch1\u003eDichloran — Selective Fungal Media Reagent\u003c\/h1\u003e\n\u003cp\u003eThe key additive for DRBC Agar and DG18 Agar. Restricts fast-spreading moulds so your yeast and mould plates are readable, countable, and defensible.\u003c\/p\u003e\n\u003cdiv class=\"dc2057-badges\"\u003e\n\u003cspan class=\"dc2057-badge\"\u003eCat. No. ASA-2057\u003c\/span\u003e \u003cspan class=\"dc2057-badge\"\u003eCAS 99-30-9\u003c\/span\u003e \u003cspan class=\"dc2057-badge\"\u003eC₆H₄Cl₂N₂O₂\u003c\/span\u003e \u003cspan class=\"dc2057-badge\"\u003eMW 207.01 g\/mol\u003c\/span\u003e \u003cspan class=\"dc2057-badge\"\u003e≥98.0% Purity (HPLC)\u003c\/span\u003e \u003cspan class=\"dc2057-badge green\"\u003e✓ ISO 21527 Compatible\u003c\/span\u003e \u003cspan class=\"dc2057-badge gold\"\u003e🇦🇺 Made in Melbourne\u003c\/span\u003e \u003cspan class=\"dc2057-badge gold\"\u003e⚡ Same-Week Dispatch\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- TRUST BAR --\u003e\n\u003cdiv class=\"dc2057-trust\" style=\"margin: 16px 0 0;\"\u003e\n\u003cdiv class=\"dc2057-trust-item\"\u003e\n\u003cdiv class=\"ticon\"\u003e📄\u003c\/div\u003e\n\u003cstrong\u003eFull Documentation\u003c\/strong\u003eCOA, TDS \u0026amp; SDS with every batch\u003c\/div\u003e\n\u003cdiv class=\"dc2057-trust-item\"\u003e\n\u003cdiv class=\"ticon\"\u003e🇦🇺\u003c\/div\u003e\n\u003cstrong\u003eAustralian Stock\u003c\/strong\u003eNo import delays or customs holdups\u003c\/div\u003e\n\u003cdiv class=\"dc2057-trust-item\"\u003e\n\u003cdiv class=\"ticon\"\u003e⚡\u003c\/div\u003e\n\u003cstrong\u003eSame-Week Dispatch\u003c\/strong\u003eMelbourne warehouse — fast turnaround\u003c\/div\u003e\n\u003cdiv class=\"dc2057-trust-item\"\u003e\n\u003cdiv class=\"ticon\"\u003e🔬\u003c\/div\u003e\n\u003cstrong\u003eTechnical Support\u003c\/strong\u003eDirect from our microbiology team\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- RADIO INPUTS --\u003e \u003cinput class=\"dc2057-radio\" type=\"radio\" name=\"dc2057tabs\" id=\"dc2057r1\" checked\u003e \u003cinput class=\"dc2057-radio\" type=\"radio\" name=\"dc2057tabs\" id=\"dc2057r2\"\u003e \u003cinput class=\"dc2057-radio\" type=\"radio\" name=\"dc2057tabs\" id=\"dc2057r3\"\u003e \u003cinput class=\"dc2057-radio\" type=\"radio\" name=\"dc2057tabs\" id=\"dc2057r4\"\u003e\n\u003cdiv class=\"dc2057-tabwrap\"\u003e\n\u003cdiv class=\"dc2057-tabrow\"\u003e\n\u003clabel for=\"dc2057r1\"\u003eProduct Description\u003c\/label\u003e \u003clabel for=\"dc2057r2\"\u003eTechnical Data\u003c\/label\u003e \u003clabel for=\"dc2057r3\"\u003eSafety Data\u003c\/label\u003e \u003clabel for=\"dc2057r4\"\u003eQuality \u0026amp; COA\u003c\/label\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dc2057-panels\"\u003e\n\u003c!-- ═══ TAB 1 — PRODUCT DESCRIPTION ═══ --\u003e\n\u003cdiv id=\"dc2057p1\" class=\"dc2057-panel\"\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eWhat Is Dichloran \u0026amp; Why Does It Matter?\u003c\/div\u003e\n\u003cp style=\"font-size: 14px; color: #333; margin: 0 0 12px;\"\u003eDichloran (2,6-Dichloro-4-nitroaniline, DCNA) is a selective fungicide used as a media additive specifically to \u003cstrong\u003econtrol colony spread of fast-growing moulds\u003c\/strong\u003e — particularly \u003cem\u003eMucor\u003c\/em\u003e, \u003cem\u003eRhizopus\u003c\/em\u003e, and \u003cem\u003eMortierella\u003c\/em\u003e spp. — that would otherwise overgrow plates and prevent accurate enumeration of slower-growing yeasts and other fungi.\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; color: #333; margin: 0 0 12px;\"\u003eWithout dichloran, a single \u003cem\u003eMucor\u003c\/em\u003e colony on a plate can spread across the entire surface within 24 hours, obscuring all other colonies and making the count scientifically meaningless. At the validated concentration of \u003cstrong\u003e2 mg\/L\u003c\/strong\u003e in DRBC Agar and \u003cstrong\u003e2 mg\/L\u003c\/strong\u003e in DG18 Agar, dichloran selectively inhibits hyphal spreading without significantly reducing the recovery of target yeasts and slower-growing moulds.\u003c\/p\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eMode of Action\u003c\/div\u003e\n\u003cdiv class=\"dc2057-info\"\u003e\n\u003cstrong\u003eHyphal Growth Restriction → Plate Readability → Accurate Enumeration\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eDichloran is a contact fungicide that interferes with \u003cstrong\u003espore germination and hyphal elongation\u003c\/strong\u003e in susceptible fast-spreading mould species. Its mechanism involves disruption of membrane sterol biosynthesis and cell wall integrity in Mucorales-class fungi. At the low concentrations used in DRBC and DG18 Agar (2 mg\/L), it does not completely inhibit growth of these organisms — rather, it restricts the radial spread of colonies, keeping them compact and countable. Target organisms (yeasts, Aspergillus, Penicillium, xerophilic moulds) are less sensitive at these concentrations and grow normally.\u003c\/div\u003e\n\u003cdiv class=\"dc2057-sh\"\u003ePrimary Applications\u003c\/div\u003e\n\u003cdiv class=\"dc2057-cards\"\u003e\n\u003cdiv class=\"dc2057-card\"\u003e\n\u003cdiv class=\"ico\"\u003e🍕\u003c\/div\u003e\n\u003cdiv class=\"ct\"\u003eFood Microbiology\u003c\/div\u003e\n\u003cdiv class=\"cs\"\u003eISO 21527-1 \u0026amp; -2 workflows\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dc2057-card\"\u003e\n\u003cdiv class=\"ico\"\u003e🍷\u003c\/div\u003e\n\u003cdiv class=\"ct\"\u003eBeverage QC\u003c\/div\u003e\n\u003cdiv class=\"cs\"\u003eYeast \u0026amp; mould enumeration\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dc2057-card\"\u003e\n\u003cdiv class=\"ico\"\u003e🌿\u003c\/div\u003e\n\u003cdiv class=\"ct\"\u003eEnvironmental\u003c\/div\u003e\n\u003cdiv class=\"cs\"\u003eAir \u0026amp; surface sampling\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dc2057-card\"\u003e\n\u003cdiv class=\"ico\"\u003e🏭\u003c\/div\u003e\n\u003cdiv class=\"ct\"\u003eIndustrial QC\u003c\/div\u003e\n\u003cdiv class=\"cs\"\u003eCosmetics \u0026amp; pharma\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dc2057-card\"\u003e\n\u003cdiv class=\"ico\"\u003e🔬\u003c\/div\u003e\n\u003cdiv class=\"ct\"\u003eResearch\u003c\/div\u003e\n\u003cdiv class=\"cs\"\u003eCustom media preparation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dc2057-card\"\u003e\n\u003cdiv class=\"ico\"\u003e🏫\u003c\/div\u003e\n\u003cdiv class=\"ct\"\u003eEducation\u003c\/div\u003e\n\u003cdiv class=\"cs\"\u003eTeaching \u0026amp; demonstration\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eHow to Use Dichloran — DRBC Agar Preparation\u003c\/div\u003e\n\u003cdiv class=\"dc2057-info\" style=\"margin-bottom: 8px;\"\u003eⓘ Standard use level: \u003cstrong\u003e2 mg\/L\u003c\/strong\u003e in final agar. Prepare a stock solution for accurate dosing.\u003c\/div\u003e\n\u003ctable class=\"dc2057-prep\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"snum\"\u003e1\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003ePrepare dichloran stock solution:\u003c\/strong\u003e Dissolve \u003cstrong\u003e0.2 g Dichloran (ASA-2057)\u003c\/strong\u003e in \u003cstrong\u003e100 mL of 95% ethanol\u003c\/strong\u003e to make a 2 mg\/mL stock. Filter-sterilise (0.22 µm) or prepare fresh before use. Store at 4°C in dark.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"snum\"\u003e2\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003ePrepare base agar:\u003c\/strong\u003e Weigh and dissolve the remaining DRBC Agar components (peptone, dextrose, KH₂PO₄, MgSO₄, Rose Bengal, Chloramphenicol, Agar) in distilled water per your validated SOP. Autoclave at 121°C \/ 15 min.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"snum\"\u003e3\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eAdd dichloran:\u003c\/strong\u003e Cool autoclaved base to 45–50°C. Add \u003cstrong\u003e1 mL of stock solution per litre\u003c\/strong\u003e of agar (final concentration = 2 mg\/L). Mix gently.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"snum\"\u003e4\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003ePour plates:\u003c\/strong\u003e Pour immediately (~20 mL per 90 mm plate). Allow to solidify on a level surface. Dry at 37°C \/ 30 min lids ajar. Store at 2–8°C in sealed bags, protected from light.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"snum\"\u003e5\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eInoculate \u0026amp; incubate:\u003c\/strong\u003e Spread-plate or pour-plate sample. Incubate at \u003cstrong\u003e25°C for 5 days\u003c\/strong\u003e (ISO 21527-1). Count colonies. Fast-spreading moulds will appear compact and enumerable.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"dc2057-warn\"\u003e⚠️ Use dichloran only in validated media formulations (DRBC, DG18) at the specified 2 mg\/L concentration. Higher concentrations may inhibit recovery of target fungi. Always prepare fresh stock solutions; dichloran in ethanol is stable 1 month at 4°C in the dark.\u003c\/div\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eDichloran-Based Media — Comparison\u003c\/div\u003e\n\u003ctable class=\"dc2057-tbl\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eMedium\u003c\/th\u003e\n\u003cth\u003eDichloran Conc.\u003c\/th\u003e\n\u003cth\u003eTarget Organisms\u003c\/th\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003cth\u003eISO Reference\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #eff6ff;\"\u003e\n\u003ctd\u003e\n\u003cstrong\u003eDRBC Agar\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e(Dichloran Rose Bengal Chloramphenicol)\u003c\/small\u003e\n\u003c\/td\u003e\n\u003ctd\u003e2 mg\/L\u003c\/td\u003e\n\u003ctd\u003eYeasts \u0026amp; moulds (mesophilic)\u003c\/td\u003e\n\u003ctd\u003eFood, beverage, environmental — general YM count\u003c\/td\u003e\n\u003ctd\u003eISO 21527-1:2008\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003eDG18 Agar\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e(Dichloran Glycerol Sorbitol)\u003c\/small\u003e\n\u003c\/td\u003e\n\u003ctd\u003e2 mg\/L\u003c\/td\u003e\n\u003ctd\u003eXerophilic \u0026amp; xerotolerant moulds\u003c\/td\u003e\n\u003ctd\u003eLow water activity foods (nuts, spices, dried fruit, grains)\u003c\/td\u003e\n\u003ctd\u003eISO 21527-2:2008\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #eff6ff;\"\u003e\n\u003ctd\u003e\n\u003cstrong\u003eDA Agar\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e(Dichloran Agar — research use)\u003c\/small\u003e\n\u003c\/td\u003e\n\u003ctd\u003e2 mg\/L\u003c\/td\u003e\n\u003ctd\u003eGeneral spreading moulds\u003c\/td\u003e\n\u003ctd\u003eExperimental \/ custom media formulations\u003c\/td\u003e\n\u003ctd\u003eResearch literature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eDRBC vs DG18 — Which Should You Use?\u003c\/div\u003e\n\u003ctable class=\"dc2057-tbl\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFactor\u003c\/th\u003e\n\u003cth\u003eDRBC Agar\u003c\/th\u003e\n\u003cth\u003eDG18 Agar\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater activity (aᴜ)\u003c\/td\u003e\n\u003ctd\u003e~0.993 (standard)\u003c\/td\u003e\n\u003ctd\u003e~0.955 (reduced)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTarget fungi\u003c\/td\u003e\n\u003ctd\u003eMesophilic yeasts \u0026amp; moulds\u003c\/td\u003e\n\u003ctd\u003eXerophilic \u0026amp; xerotolerant moulds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFood applications\u003c\/td\u003e\n\u003ctd\u003eFresh produce, dairy, meat, beverages\u003c\/td\u003e\n\u003ctd\u003eDried fruit, nuts, spices, grains, flour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncubation\u003c\/td\u003e\n\u003ctd\u003e25°C \/ 5 days\u003c\/td\u003e\n\u003ctd\u003e25°C \/ 5 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eISO standard\u003c\/td\u003e\n\u003ctd\u003eISO 21527-1:2008\u003c\/td\u003e\n\u003ctd\u003eISO 21527-2:2008\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDichloran role\u003c\/td\u003e\n\u003ctd\u003eRestricts Mucorales spreading\u003c\/td\u003e\n\u003ctd\u003eRestricts Mucorales spreading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"dc2057-green\"\u003eⓘ \u003cstrong\u003eQuick rule:\u003c\/strong\u003e Use DRBC for most food and environmental samples. Use DG18 when testing low water activity products (nuts, dried herbs, spices, grains, confectionery). Both require dichloran at 2 mg\/L.\u003c\/div\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdiv class=\"dc2057-faq\"\u003e\n\u003cdiv class=\"dc2057-faq-item\"\u003e\n\u003cdiv class=\"dc2057-faq-q\"\u003eCan I use dichloran directly in agar without making a stock solution?\u003c\/div\u003e\n\u003cdiv class=\"dc2057-faq-a\"\u003eNot recommended. Dichloran has very low water solubility (~6 mg\/L at 25°C). Preparing a 2 mg\/mL stock in 95% ethanol and adding 1 mL\/L ensures accurate, homogeneous distribution at the validated 2 mg\/L concentration.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dc2057-faq-item\"\u003e\n\u003cdiv class=\"dc2057-faq-q\"\u003eDoes dichloran inhibit yeasts?\u003c\/div\u003e\n\u003cdiv class=\"dc2057-faq-a\"\u003eAt 2 mg\/L, dichloran does not significantly inhibit yeast growth. It selectively targets fast-spreading Mucorales (Mucor, Rhizopus) at this concentration, while yeasts (Candida, Saccharomyces) and slower-growing moulds (Aspergillus, Penicillium) are not substantially affected.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dc2057-faq-item\"\u003e\n\u003cdiv class=\"dc2057-faq-q\"\u003eWhat makes DRBC different from Rose Bengal Chloramphenicol (RBC) Agar?\u003c\/div\u003e\n\u003cdiv class=\"dc2057-faq-a\"\u003eRBC Agar uses Rose Bengal alone to restrict colony spreading. DRBC adds dichloran specifically to further restrict fast-spreading Mucorales that Rose Bengal alone does not adequately control. ISO 21527-1 recommends DRBC over RBC for this reason.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dc2057-faq-item\"\u003e\n\u003cdiv class=\"dc2057-faq-q\"\u003eHow long is the dichloran stock solution stable?\u003c\/div\u003e\n\u003cdiv class=\"dc2057-faq-a\"\u003eDichloran dissolved in 95% ethanol is stable for approximately 1 month when stored at 2–8°C in a dark, sealed container. Prepare fresh if colour changes or precipitate forms. The dry powder is stable for 3+ years under recommended storage conditions.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dc2057-faq-item\"\u003e\n\u003cdiv class=\"dc2057-faq-q\"\u003eIs AuSaMicS Dichloran equivalent to Sigma-Aldrich D130605?\u003c\/div\u003e\n\u003cdiv class=\"dc2057-faq-a\"\u003eYes. AuSaMicS ASA-2057 is CAS 99-30-9, ≥98.0% purity — equivalent in specification to Sigma-Aldrich D130605, Merck 8.42404, and Thermo Fisher A13884. Full COA available with every batch for side-by-side comparison.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eCross-Reference \/ Equivalent Products\u003c\/div\u003e\n\u003ctable class=\"dc2057-tbl\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003cth\u003eProduct Name\u003c\/th\u003e\n\u003cth\u003eCat. No.\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSigma-Aldrich (Merck)\u003c\/td\u003e\n\u003ctd\u003eDichloran\u003c\/td\u003e\n\u003ctd\u003eD130605\u003c\/td\u003e\n\u003ctd\u003eEquivalent purity grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMerck Millipore\u003c\/td\u003e\n\u003ctd\u003eDichloran for synthesis\u003c\/td\u003e\n\u003ctd\u003e8.42404\u003c\/td\u003e\n\u003ctd\u003eEquivalent grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermo Fisher Scientific\u003c\/td\u003e\n\u003ctd\u003e2,6-Dichloro-4-nitroaniline\u003c\/td\u003e\n\u003ctd\u003eA13884\u003c\/td\u003e\n\u003ctd\u003eEquivalent grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAK Scientific\u003c\/td\u003e\n\u003ctd\u003eDichloran\u003c\/td\u003e\n\u003ctd\u003eX3279\u003c\/td\u003e\n\u003ctd\u003eEquivalent grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 12px; color: #888; font-style: italic; margin-top: 4px;\"\u003eAuSaMicS ASA-2057 is manufactured locally in Melbourne — same-week dispatch, no import delays, COA included.\u003c\/p\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eRelated Products\u003c\/div\u003e\n\u003cdiv class=\"dc2057-related\"\u003e\n\u003ca class=\"dc2057-rp\" href=\"https:\/\/ausamics.com.au\/products\/rose-bengal\" target=\"_blank\"\u003e\n\u003cdiv class=\"rcat\"\u003eASD-638\u003c\/div\u003e\n\u003cdiv class=\"rname\"\u003eRose Bengal\u003c\/div\u003e\n\u003cdiv class=\"ruse\"\u003eDRBC \u0026amp; RBC Agar dye component\u003c\/div\u003e\n\u003c\/a\u003e\u003ca class=\"dc2057-rp\" href=\"https:\/\/ausamics.com.au\/products\/chloramphenicol\" target=\"_blank\"\u003e\n\u003cdiv class=\"rcat\"\u003eASA-2020\u003c\/div\u003e\n\u003cdiv class=\"rname\"\u003eChloramphenicol\u003c\/div\u003e\n\u003cdiv class=\"ruse\"\u003eAntibacterial agent for fungal media\u003c\/div\u003e\n\u003c\/a\u003e\u003ca class=\"dc2057-rp\" href=\"https:\/\/ausamics.com.au\/products\/sabouraud-dextrose-agar\" target=\"_blank\"\u003e\n\u003cdiv class=\"rcat\"\u003eAS-1344\u003c\/div\u003e\n\u003cdiv class=\"rname\"\u003eSabouraud Dextrose Agar\u003c\/div\u003e\n\u003cdiv class=\"ruse\"\u003eGeneral fungal cultivation medium\u003c\/div\u003e\n\u003c\/a\u003e\u003ca class=\"dc2057-rp\" href=\"https:\/\/ausamics.com.au\/products\/potato-dextrose-agar\" target=\"_blank\"\u003e\n\u003cdiv class=\"rcat\"\u003eAS-1333\u003c\/div\u003e\n\u003cdiv class=\"rname\"\u003ePotato Dextrose Agar\u003c\/div\u003e\n\u003cdiv class=\"ruse\"\u003eMould \u0026amp; yeast isolation agar\u003c\/div\u003e\n\u003c\/a\u003e\u003ca class=\"dc2057-rp\" href=\"https:\/\/ausamics.com.au\/collections\/culture-media\" target=\"_blank\"\u003e\n\u003cdiv class=\"rcat\"\u003eVIEW ALL\u003c\/div\u003e\n\u003cdiv class=\"rname\"\u003eCulture Media\u003c\/div\u003e\n\u003cdiv class=\"ruse\"\u003eFull catalogue →\u003c\/div\u003e\n\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- end panel 1 --\u003e \u003c!-- ═══ TAB 2 — TECHNICAL DATA ═══ --\u003e\n\u003cdiv id=\"dc2057p2\" class=\"dc2057-panel\"\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eChemical \u0026amp; Physical Properties\u003c\/div\u003e\n\u003ctable class=\"dc2057-tbl\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Name\u003c\/td\u003e\n\u003ctd\u003eDichloran\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCatalogue Number\u003c\/td\u003e\n\u003ctd\u003eASA-2057\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIUPAC Name\u003c\/td\u003e\n\u003ctd\u003e2,6-Dichloro-4-nitroaniline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSynonyms\u003c\/td\u003e\n\u003ctd\u003eDCNA; 4-Nitro-2,6-dichloroaniline; Botran® (technical grade pesticide, not this product)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCAS Number\u003c\/td\u003e\n\u003ctd\u003e99-30-9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMolecular Formula\u003c\/td\u003e\n\u003ctd\u003eC₆H₄Cl₂N₂O₂\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMolecular Weight\u003c\/td\u003e\n\u003ctd\u003e207.01 g\/mol\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrade\u003c\/td\u003e\n\u003ctd\u003eLaboratory Grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePurity\u003c\/td\u003e\n\u003ctd\u003e≥98.0% (HPLC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAppearance\u003c\/td\u003e\n\u003ctd\u003eYellow to pale yellow crystalline powder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMelting Point\u003c\/td\u003e\n\u003ctd\u003e195–196°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolubility (water)\u003c\/td\u003e\n\u003ctd\u003e~6 mg\/L at 25°C (very slightly soluble)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolubility (ethanol)\u003c\/td\u003e\n\u003ctd\u003e~2 g\/100 mL in 95% ethanol (use for stock prep)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolubility (acetone)\u003c\/td\u003e\n\u003ctd\u003eSoluble\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eλmax\u003c\/td\u003e\n\u003ctd\u003e~370 nm (in ethanol)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eValidated Use Levels\u003c\/div\u003e\n\u003ctable class=\"dc2057-tbl\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eMedium\u003c\/th\u003e\n\u003cth\u003eFinal Concentration\u003c\/th\u003e\n\u003cth\u003eStock Addition\u003c\/th\u003e\n\u003cth\u003eISO Reference\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDRBC Agar\u003c\/td\u003e\n\u003ctd\u003e2 mg\/L (2 ppm)\u003c\/td\u003e\n\u003ctd\u003e1 mL of 2 mg\/mL ethanol stock per litre\u003c\/td\u003e\n\u003ctd\u003eISO 21527-1:2008\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDG18 Agar\u003c\/td\u003e\n\u003ctd\u003e2 mg\/L (2 ppm)\u003c\/td\u003e\n\u003ctd\u003e1 mL of 2 mg\/mL ethanol stock per litre\u003c\/td\u003e\n\u003ctd\u003eISO 21527-2:2008\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResearch media\u003c\/td\u003e\n\u003ctd\u003e1–5 mg\/L (validated)\u003c\/td\u003e\n\u003ctd\u003ePer internal SOP\u003c\/td\u003e\n\u003ctd\u003eLiterature \/ SOP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eStock Solution Preparation\u003c\/div\u003e\n\u003ctable class=\"dc2057-tbl\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard Stock\u003c\/td\u003e\n\u003ctd\u003e0.2 g Dichloran in 100 mL 95% ethanol = 2 mg\/mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAddition rate\u003c\/td\u003e\n\u003ctd\u003e1 mL stock per litre of agar (after autoclaving, ≤50°C) = 2 mg\/L final\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterilisation\u003c\/td\u003e\n\u003ctd\u003eFilter-sterilise stock (0.22 µm PTFE membrane); do NOT autoclave the stock solution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStock stability\u003c\/td\u003e\n\u003ctd\u003e1 month at 2–8°C in sealed dark container\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAgar addition temp\u003c\/td\u003e\n\u003ctd\u003e≤50°C (cool autoclaved agar before adding stock)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eStorage \u0026amp; Stability\u003c\/div\u003e\n\u003ctable class=\"dc2057-tbl\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e2–8°C (refrigerator); protect from heat and light\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContainer\u003c\/td\u003e\n\u003ctd\u003eTightly sealed, amber glass or light-resistant container\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtect From\u003c\/td\u003e\n\u003ctd\u003eHeat above 40°C, direct sunlight, moisture\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShelf Life (powder)\u003c\/td\u003e\n\u003ctd\u003e3 years from manufacture date under correct storage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eLiterature \u0026amp; References\u003c\/div\u003e\n\u003ctable class=\"dc2057-tbl\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e#\u003c\/th\u003e\n\u003cth\u003eReference\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003eJarvis B, Williams AP. Methods for detecting fungi in foods and feeds. J Assoc Off Anal Chem. 1987;70(5):774–789. [Original DRBC Agar validation with dichloran]\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003eInternational Organization for Standardization. ISO 21527-1:2008. Food and animal feeding stuffs — Horizontal method for the enumeration of yeasts and moulds — Part 1: Colony count technique in products with water activity greater than 0.95. Geneva: ISO; 2008.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003eInternational Organization for Standardization. ISO 21527-2:2008. Food and animal feeding stuffs — Part 2: Colony count technique in products with water activity less than or equal to 0.95. Geneva: ISO; 2008.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003eKing AD, Hocking AD, Pitt JI. Dichloran-rose bengal medium for enumeration and isolation of molds from foods. Appl Environ Microbiol. 1979;37(5):959–964. [Original DRBC Agar paper]\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003eHocking AD, Pitt JI. Dichloran-glycerol medium for enumeration of xerophilic fungi from low-moisture foods. Appl Environ Microbiol. 1980;39(3):488–492. [Original DG18 Agar paper]\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- end panel 2 --\u003e \u003c!-- ═══ TAB 3 — SAFETY DATA ═══ --\u003e\n\u003cdiv id=\"dc2057p3\" class=\"dc2057-panel\"\u003e\n\u003cdiv class=\"dc2057-info\"\u003e📄 \u003cstrong\u003eFull SDS available:\u003c\/strong\u003e 16-section GHS SDS (Australian WHS Regulations 2023 \/ GHS 7th Edition) — contact \u003ca href=\"mailto:support@ausamics.com.au\" style=\"color: #1d4ed8;\"\u003esupport@ausamics.com.au\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eSection 1 — Identification\u003c\/div\u003e\n\u003ctable class=\"dc2057-tbl\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Name\u003c\/td\u003e\n\u003ctd\u003eDichloran\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCatalogue No.\u003c\/td\u003e\n\u003ctd\u003eASA-2057\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupplier\u003c\/td\u003e\n\u003ctd\u003eAuSaMicS Pty Ltd | ABN 56 676 640 467\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAddress\u003c\/td\u003e\n\u003ctd\u003e31 Longview CT, Thomastown VIC 3074, Australia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmergency\u003c\/td\u003e\n\u003ctd\u003ePoisons Information Centre: \u003cstrong\u003e13 11 26\u003c\/strong\u003e (24 hr)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhone\u003c\/td\u003e\n\u003ctd\u003e+61 412 520 598\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmail\u003c\/td\u003e\n\u003ctd\u003esupport@ausamics.com.au\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eSection 2 — Hazard Identification (GHS 7th Ed \/ WHS 2023)\u003c\/div\u003e\n\u003ctable class=\"dc2057-tbl\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGHS Classification\u003c\/td\u003e\n\u003ctd\u003eAcute Tox. 4 (oral) — H302: Harmful if swallowed\u003cbr\u003eSkin Irrit. 2 — H315: Causes skin irritation\u003cbr\u003eEye Irrit. 2 — H319: Causes serious eye irritation\u003cbr\u003eRepr. 2 — H361: Suspected of damaging fertility or the unborn child\u003cbr\u003eAquatic Chronic 3 — H412: Harmful to aquatic life with long-lasting effects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Word\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eWARNING\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGHS Pictograms\u003c\/td\u003e\n\u003ctd\u003e⚠️ Exclamation mark  |  ☣️ Health hazard  |  🌿 Environmental hazard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eSections 4–8 — First Aid, Fire \u0026amp; PPE\u003c\/div\u003e\n\u003ctable class=\"dc2057-tbl\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eInhalation\u003c\/td\u003e\n\u003ctd\u003eRemove to fresh air. Seek medical attention if symptoms persist. Avoid generating dust.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSkin Contact\u003c\/td\u003e\n\u003ctd\u003eRemove contaminated clothing. Wash with soap and water ≥15 min. Seek advice if irritation develops.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEye Contact\u003c\/td\u003e\n\u003ctd\u003eIrrigate with water ≥15 min, hold eyelids apart. Seek immediate medical attention.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIngestion\u003c\/td\u003e\n\u003ctd\u003eDo NOT induce vomiting. Rinse mouth. Call Poisons Centre \u003cstrong\u003e13 11 26\u003c\/strong\u003e. Seek medical attention.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtinguishing Media\u003c\/td\u003e\n\u003ctd\u003eWater spray, foam, dry powder, CO₂\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRespiratory Protection\u003c\/td\u003e\n\u003ctd\u003eP2 particulate filter when weighing or handling bulk powder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEye Protection\u003c\/td\u003e\n\u003ctd\u003eSafety glasses or chemical splash goggles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSkin Protection\u003c\/td\u003e\n\u003ctd\u003eNitrile gloves (≥0.11 mm), lab coat, closed footwear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"dc2057-warn\"\u003e⚠️ \u003cstrong\u003eReproductive Hazard (H361):\u003c\/strong\u003e Suspected of damaging fertility or the unborn child. Female employees of childbearing age should assess exposure risk with occupational health advisor before handling. At the very low concentrations used in prepared media (2 mg\/L), risk is expected to be minimal — however, apply standard laboratory PPE.\u003c\/div\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eSections 12–15 — Ecology, Disposal \u0026amp; Regulatory\u003c\/div\u003e\n\u003ctable class=\"dc2057-tbl\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAquatic Toxicity\u003c\/td\u003e\n\u003ctd\u003eHarmful to aquatic life with long lasting effects (H412). Do not discharge to waterways or drains.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisposal\u003c\/td\u003e\n\u003ctd\u003eDispose as chemical waste via licensed contractor per local EPA regulations. Do not drain-dispose even small quantities.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransport\u003c\/td\u003e\n\u003ctd\u003eNot classified as dangerous goods — ADG Code (Australia), IMDG, IATA at laboratory pack sizes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRegulatory Framework\u003c\/td\u003e\n\u003ctd\u003eAustralian WHS Regulations 2023 | GHS 7th Edition | Safe Work Australia COP 2021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAICIS Status\u003c\/td\u003e\n\u003ctd\u003eListed on Australian Inventory of Industrial Chemicals (AIIC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSUSMP Schedule\u003c\/td\u003e\n\u003ctd\u003eNot scheduled for laboratory reagent quantities\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAgricultural Use\u003c\/td\u003e\n\u003ctd\u003eDichloran is a registered agricultural fungicide (Botran®) — this product (ASA-2057) is laboratory reagent grade ONLY, not for agricultural use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- end panel 3 --\u003e \u003c!-- ═══ TAB 4 — QUALITY \u0026 COA ═══ --\u003e\n\u003cdiv id=\"dc2057p4\" class=\"dc2057-panel\"\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eQuality Specifications\u003c\/div\u003e\n\u003ctable class=\"dc2057-tbl\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eMethod\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAppearance\u003c\/td\u003e\n\u003ctd\u003eYellow to pale yellow crystalline powder; free-flowing\u003c\/td\u003e\n\u003ctd\u003eVisual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePurity\u003c\/td\u003e\n\u003ctd\u003e≥98.0%\u003c\/td\u003e\n\u003ctd\u003eHPLC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMelting Point\u003c\/td\u003e\n\u003ctd\u003e195–196°C\u003c\/td\u003e\n\u003ctd\u003eDSC \/ capillary method\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoss on Drying\u003c\/td\u003e\n\u003ctd\u003e≤1.0%\u003c\/td\u003e\n\u003ctd\u003eLoss on drying (105°C \/ 2h)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIdentity\u003c\/td\u003e\n\u003ctd\u003eConsistent with reference IR spectrum (CAS 99-30-9)\u003c\/td\u003e\n\u003ctd\u003eIR spectroscopy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeavy Metals\u003c\/td\u003e\n\u003ctd\u003e≤20 ppm\u003c\/td\u003e\n\u003ctd\u003eICP-OES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctional Performance\u003c\/td\u003e\n\u003ctd\u003eRestricts colony spread of \u003cem\u003eMucor circinelloides\u003c\/em\u003e in DRBC Agar at 2 mg\/L\u003c\/td\u003e\n\u003ctd\u003ePlate assay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBatch COA\u003c\/td\u003e\n\u003ctd\u003eAvailable for every production lot\u003c\/td\u003e\n\u003ctd\u003eOn request or download\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eManufacturing \u0026amp; Documentation\u003c\/div\u003e\n\u003cdiv class=\"dc2057-info\"\u003e\n\u003cstrong\u003eSupplied by AuSaMicS Pty Ltd\u003c\/strong\u003e\u003cbr\u003e31 Longview CT, Thomastown VIC 3074, Australia | ABN 56 676 640 467\u003cbr\u003e\u003cbr\u003e✓ Batch-level quality control with HPLC purity verification\u003cbr\u003e✓ Full GHS-compliant documentation (COA, TDS, SDS) with every order\u003cbr\u003e✓ Australian stock — no import delays, no customs clearance\u003cbr\u003e✓ Technical support from our microbiology team (media preparation guidance available)\u003cbr\u003e✓ Available in 1 g, 5 g, 10 g, 25 g, 100 g pack sizes\u003c\/div\u003e\n\u003cdiv class=\"dc2057-sh\"\u003eAvailable Documentation\u003c\/div\u003e\n\u003ctable class=\"dc2057-tbl\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e📄 Certificate of Analysis (COA)\u003c\/td\u003e\n\u003ctd\u003eBatch-specific | Included with every order\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e📋 Technical Data Sheet (TDS)\u003c\/td\u003e\n\u003ctd\u003eFull specifications, stock prep protocol, use levels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e⚠️ Safety Data Sheet (SDS)\u003c\/td\u003e\n\u003ctd\u003eGHS 7th Ed | WHS 2023 compliant | 16 sections | Includes H361 reproductive hazard notice\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"dc2057-warn\"\u003e⚠️ \u003cstrong\u003eIntended Use:\u003c\/strong\u003e For laboratory, research, and industrial QC use only. Not for agricultural, food, human, veterinary, or therapeutic use. This product contains a reproductive hazard (H361) — handle with appropriate PPE and risk assessment.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- end panel 4 --\u003e\n\u003c\/div\u003e\n\u003c!-- end panels --\u003e\n\u003c\/div\u003e\n\u003c!-- end tabwrap --\u003e\n\u003cdiv class=\"dc2057-footer\"\u003e\n\u003cstrong\u003eAuSaMicS Pty Ltd\u003c\/strong\u003e | 31 Longview CT, Thomastown VIC 3074, Australia | ABN 56 676 640 467\u003cbr\u003esupport@ausamics.com.au | +61 412 520 598 | www.ausamics.com.au\u003cbr\u003e\u003cspan style=\"color: #999;\"\u003eThe information provided is accurate to the best of our knowledge at the time of publication. AuSaMicS Pty Ltd accepts no liability for any loss, damage, or injury arising from use outside the intended application. Users are responsible for ensuring suitability for their specific application. This document does not constitute a warranty of any kind.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- end dc2057 --\u003e","brand":"Ausamics Life Science","offers":[{"title":"5 g","offer_id":48499376488703,"sku":"ASA-2057-5G","price":25.0,"currency_code":"AUD","in_stock":true},{"title":"25 g","offer_id":48499376521471,"sku":"ASA-2057-25G","price":55.0,"currency_code":"AUD","in_stock":true},{"title":"50 g","offer_id":48499376554239,"sku":"ASA-2057-50G","price":85.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0771\/1087\/0271\/files\/Dichloran2_6-Dichloro-4-nitroaniline.jpg?v=1778412257","url":"https:\/\/ausamics.com.au\/products\/dichloran-2-6-dichloro-4-nitroaniline-asa-2057","provider":"AuSaMicS","version":"1.0","type":"link"}