{"product_id":"erythrosin-b-sodium-salt","title":"Erythrosine B Sodium Salt (FD\u0026C Red No.3) Dye","description":"\u003cstyle\u003e\n.wrap{font-family:-apple-system,'DM Sans',sans-serif;color:#1e1c18;max-width:800px;line-height:1.6;padding:1rem 0}\n.intro{font-size:14px;line-height:1.8;color:#4a4640;margin-bottom:24px;padding:18px 22px;background:#f8f4ee;border-left:4px solid #2d5a3d;border-radius:3px}\n.intro strong{color:#1a3a2a}\n.section{margin-bottom:28px}\n.heading{font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:.12em;color:#2d5a3d;margin-bottom:14px;padding-bottom:7px;border-bottom:2px solid #c9a84c;display:inline-block}\n.au-table{width:100%;border-collapse:collapse;font-size:13px}\n.au-table tr{border-bottom:1px solid #e8e4dc}\n.au-table td{padding:10px 14px;vertical-align:top}\n.au-table td:first-child{width:220px;font-weight:500;color:#4a4640;background:#f5f3ee;font-size:12.5px}\n.au-table td:last-child{color:#1e1c18;font-weight:500}\n.spec-table{width:100%;border-collapse:collapse;font-size:12.5px}\n.spec-table th{background:#1a3a2a;color:#e8c96a;padding:9px 12px;text-align:left;font-weight:500;font-size:11px;text-transform:uppercase;letter-spacing:.06em}\n.spec-table tr{border-bottom:1px solid #e8e4dc}\n.spec-table td{padding:9px 12px;vertical-align:middle;color:#1e1c18}\n.spec-table tr:nth-child(even) td{background:#f8f4ee}\n.pass{color:#2d5a3d;font-weight:500}\n.apps{display:grid;grid-template-columns:1fr 1fr;gap:10px}\n.app{background:#f0f4f1;border:1px solid #c8d8cc;border-left:3px solid #2d5a3d;border-radius:3px;padding:10px 14px;font-size:13px;color:#1a3a2a;font-weight:500}\n.app::before{content:'→ ';color:#c9a84c;font-weight:500}\n.feats{display:flex;flex-direction:column;gap:8px}\n.feat{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:#4a4640;padding:8px 12px;background:#f8f4ee;border-radius:3px}\n.feat::before{content:'✓';color:#2d5a3d;font-weight:500;flex-shrink:0;margin-top:1px}\n.reg-table{width:100%;border-collapse:collapse;font-size:12.5px}\n.reg-table th{background:#1a3a2a;color:#e8c96a;padding:9px 12px;text-align:left;font-weight:500;font-size:11px;text-transform:uppercase;letter-spacing:.06em}\n.reg-table tr{border-bottom:1px solid #e8e4dc}\n.reg-table td{padding:9px 12px;vertical-align:middle;color:#1e1c18}\n.reg-table tr:nth-child(even) td{background:#f8f4ee}\n.stor{display:flex;flex-direction:column;gap:8px}\n.stor-item{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:#4a4640}\n.stor-item::before{content:'✓';color:#2d5a3d;font-weight:500;flex-shrink:0}\n.notice{background:#f0f4f1;border:1px solid #b8ccbe;border-left:4px solid #2d5a3d;border-radius:3px;padding:16px 20px;font-size:13px;color:#4a4640;line-height:1.65}\n.warn{background:#fffbf0;border:1px solid #e8c96a;border-left:4px solid #c9a84c;border-radius:3px;padding:14px 18px;font-size:13px;color:#5a4a20;line-height:1.65}\n.badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}\n.badge{display:flex;align-items:center;gap:7px;background:#1a3a2a;color:#e8c96a;font-size:12px;font-weight:500;padding:8px 14px;border-radius:3px;letter-spacing:.04em}\n.colour-swatch{display:inline-flex;align-items:center;gap:10px;background:#f8f4ee;border:1px solid #e8e4dc;border-radius:4px;padding:8px 14px;margin-bottom:14px}\n.swatch-dot{width:28px;height:28px;border-radius:50%;background:#c0274a;border:2px solid #e8e4dc;flex-shrink:0}\n.swatch-label{font-size:13px;color:#4a4640}\n@media(max-width:600px){.apps{grid-template-columns:1fr}.au-table td:first-child{width:130px}}\n\u003c\/style\u003e\n\n\u003cdiv class=\"wrap\"\u003e\n\n  \u003cdiv class=\"intro\"\u003e\n    \u003cstrong\u003eAuSaMicS Erythrosine B — FD\u0026amp;C Red No. 3 (CAT: ASD-638)\u003c\/strong\u003e is a premium-quality synthetic xanthene dye appearing as a \u003cstrong\u003edark cherry-red crystalline powder\u003c\/strong\u003e that produces a brilliant pink-red solution in water. With a dye content of \u003cstrong\u003e≥ 92%\u003c\/strong\u003e and a low heavy metals profile, it meets international food-grade and laboratory-reagent specifications. Approved as \u003cstrong\u003eE127 (EU\/EEC)\u003c\/strong\u003e and \u003cstrong\u003eFD\u0026amp;C Red No. 3 (USA)\u003c\/strong\u003e, Erythrosine B is versatile across food, pharmaceutical, cosmetic, and microbiological laboratory applications.\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"section\"\u003e\n    \u003cdiv class=\"heading\"\u003eColour profile\u003c\/div\u003e\n    \u003cdiv class=\"colour-swatch\"\u003e\n      \u003cdiv class=\"swatch-dot\"\u003e\u003c\/div\u003e\n      \u003cdiv class=\"swatch-label\"\u003eDark cherry-red solid → Brilliant pink-red in aqueous solution\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"section\"\u003e\n    \u003cdiv class=\"heading\"\u003eProduct identification\u003c\/div\u003e\n    \u003ctable class=\"au-table\"\u003e\n      \u003ctr\u003e\n\u003ctd\u003eCatalog number\u003c\/td\u003e\n\u003ctd\u003eASD-638\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eCAS number\u003c\/td\u003e\n\u003ctd\u003e16423-68-0\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eC.I. Name\u003c\/td\u003e\n\u003ctd\u003eAcid Red 51\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eColor Index No.\u003c\/td\u003e\n\u003ctd\u003e45430 (C.I. 45430)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eEEC \/ EU No.\u003c\/td\u003e\n\u003ctd\u003eE127\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eUSA (FDA)\u003c\/td\u003e\n\u003ctd\u003eFD\u0026amp;C Red No. 3\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSynonyms\u003c\/td\u003e\n\u003ctd\u003eErythrosine, Food Red 14, Tetraiodofluorescein\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMolecular Formula\u003c\/td\u003e\n\u003ctd\u003eC₂₀H₆I₄Na₂O₅\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMolecular Weight\u003c\/td\u003e\n\u003ctd\u003e879.86 g\/mol\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eGrade\u003c\/td\u003e\n\u003ctd\u003eFood Grade \/ Laboratory Reagent\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eForm\u003c\/td\u003e\n\u003ctd\u003eDark cherry-red crystalline powder\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"section\"\u003e\n    \u003cdiv class=\"heading\"\u003eTechnical specifications\u003c\/div\u003e\n    \u003ctable class=\"spec-table\"\u003e\n      \u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eAppearance\u003c\/td\u003e\n\u003ctd\u003eDark red crystalline powder\u003c\/td\u003e\n\u003ctd class=\"pass\"\u003ePass\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSolubility\u003c\/td\u003e\n\u003ctd\u003eFreely soluble in water\u003c\/td\u003e\n\u003ctd class=\"pass\"\u003ePass\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eDye Content\u003c\/td\u003e\n\u003ctd\u003e≥ 92%\u003c\/td\u003e\n\u003ctd class=\"pass\"\u003ePass\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eLoss on Drying\u003c\/td\u003e\n\u003ctd\u003e≤ 11.5%\u003c\/td\u003e\n\u003ctd class=\"pass\"\u003ePass\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eWater Insoluble Matter\u003c\/td\u003e\n\u003ctd\u003e≤ 0.058%\u003c\/td\u003e\n\u003ctd class=\"pass\"\u003ePass\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eHeavy Metals (as Pb)\u003c\/td\u003e\n\u003ctd\u003e≤ 40 ppm\u003c\/td\u003e\n\u003ctd class=\"pass\"\u003ePass\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eArsenic\u003c\/td\u003e\n\u003ctd\u003e≤ 3 ppm\u003c\/td\u003e\n\u003ctd class=\"pass\"\u003ePass\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e≤ 1 ppm\u003c\/td\u003e\n\u003ctd class=\"pass\"\u003ePass\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eLead\u003c\/td\u003e\n\u003ctd\u003e≤ 2 ppm\u003c\/td\u003e\n\u003ctd class=\"pass\"\u003ePass\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eChromium\u003c\/td\u003e\n\u003ctd\u003e≤ 5 ppm\u003c\/td\u003e\n\u003ctd class=\"pass\"\u003ePass\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"section\"\u003e\n    \u003cdiv class=\"heading\"\u003eKey features\u003c\/div\u003e\n    \u003cdiv class=\"feats\"\u003e\n      \u003cdiv class=\"feat\"\u003eBrilliant pink-red shade with high colour stability in aqueous systems\u003c\/div\u003e\n      \u003cdiv class=\"feat\"\u003eDye content ≥ 92% — consistent quality and purity for demanding applications\u003c\/div\u003e\n      \u003cdiv class=\"feat\"\u003eLow heavy metals profile — meets food and pharmaceutical grade limits\u003c\/div\u003e\n      \u003cdiv class=\"feat\"\u003eFreely soluble in water — easy to formulate at required concentrations\u003c\/div\u003e\n      \u003cdiv class=\"feat\"\u003eMulti-sector regulatory approvals — food, pharmaceutical, cosmetic, and laboratory\u003c\/div\u003e\n      \u003cdiv class=\"feat\"\u003eAvailable in bulk packaging for industrial and contract supply\u003c\/div\u003e\n      \u003cdiv class=\"feat\"\u003eSupplied with full COA and regulatory documentation\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"section\"\u003e\n    \u003cdiv class=\"heading\"\u003eApplications\u003c\/div\u003e\n    \u003cdiv class=\"apps\"\u003e\n      \u003cdiv class=\"app\"\u003eConfectionery, beverages, cake decorations and candied fruits\u003c\/div\u003e\n      \u003cdiv class=\"app\"\u003ePharmaceutical tablet coatings, syrups and topical preparations\u003c\/div\u003e\n      \u003cdiv class=\"app\"\u003eCosmetics — lipsticks, blushes and personal care products\u003c\/div\u003e\n      \u003cdiv class=\"app\"\u003eMicrobiological culture media and laboratory staining procedures\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"section\"\u003e\n    \u003cdiv class=\"heading\"\u003eRegulatory \u0026amp; compliance status\u003c\/div\u003e\n    \u003ctable class=\"reg-table\"\u003e\n      \u003ctr\u003e\n\u003cth\u003eRegion\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEU \/ EEC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApproved food colour E127 — limited applications per EU Directive\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUSA (FDA)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApproved as FD\u0026amp;C Red No. 3 — subject to FDA category-specific restrictions\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAustralia \/ NZ\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRefer to FSANZ Food Standards Code for current permitted food uses\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePharma \/ Cosmetic\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSuitable for tablet coatings and cosmetic formulations per applicable national regulations\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"section\"\u003e\n    \u003cdiv class=\"heading\"\u003eStorage\u003c\/div\u003e\n    \u003cdiv class=\"stor\"\u003e\n      \u003cdiv class=\"stor-item\"\u003eStore in a cool, dry place — tightly sealed, away from direct sunlight\u003c\/div\u003e\n      \u003cdiv class=\"stor-item\"\u003eShelf life: 3 years under recommended storage conditions\u003c\/div\u003e\n      \u003cdiv class=\"stor-item\"\u003eAvailable in various pack sizes — contact AuSaMicS for current options\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"section\"\u003e\n    \u003cdiv class=\"heading\"\u003eIntended use\u003c\/div\u003e\n    \u003cdiv class=\"warn\"\u003e\n      This product is for professional use only. Food and pharmaceutical applications are subject to applicable regulatory restrictions (E127 \/ FD\u0026amp;C Red No. 3 use limitations). For laboratory analytical use, refer to applicable safety guidelines. Users are responsible for compliance with all relevant local, state, and national regulations.\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"section\"\u003e\n    \u003cdiv class=\"heading\"\u003eQuality \u0026amp; documentation\u003c\/div\u003e\n    \u003cdiv class=\"notice\"\u003e\n      AuSaMicS Life Science supplies Erythrosine B (FD\u0026amp;C Red No. 3, CAT: ASD-638) with full technical support, COA, TDS, and regulatory documentation to meet your quality assurance requirements. For bulk quantities or contract pricing, contact \u003ca href=\"mailto:support@ausamics.com\" style=\"color:#2d5a3d;font-weight:500;\"\u003esupport@ausamics.com\u003c\/a\u003e or visit \u003ca href=\"https:\/\/www.ausamics.com.au\" style=\"color:#2d5a3d;font-weight:500;\"\u003eausamics.com.au\u003c\/a\u003e.\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"badges\"\u003e\n    \u003cdiv class=\"badge\"\u003e✓ Food \/ Lab grade\u003c\/div\u003e\n    \u003cdiv class=\"badge\"\u003e✓ E127 \/ FD\u0026amp;C Red 3\u003c\/div\u003e\n    \u003cdiv class=\"badge\"\u003e✓ COA available\u003c\/div\u003e\n    \u003cdiv class=\"badge\"\u003e✓ Ships from Australia\u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Benario","offers":[{"title":"10 g","offer_id":48287038767359,"sku":"ASD‑638-10G","price":19.0,"currency_code":"AUD","in_stock":true},{"title":"25 g","offer_id":48287038800127,"sku":"ASD‑638-25G","price":37.0,"currency_code":"AUD","in_stock":true},{"title":"50 g","offer_id":48287038832895,"sku":"ASD‑638-50G","price":67.0,"currency_code":"AUD","in_stock":true},{"title":"100 g","offer_id":48287038865663,"sku":"ASD‑638-100G","price":97.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0771\/1087\/0271\/files\/ERYTHROSINEB_FD_CRED3.jpg?v=1773445472","url":"https:\/\/ausamics.com.au\/products\/erythrosin-b-sodium-salt","provider":"AuSaMicS","version":"1.0","type":"link"}