{"product_id":"sulphanilamide-roti-calipure-9734","title":"Sulphanilamide, ROTI®Calipure, Melting point standard 164-166 °C, 1 g, glass","description":"\u003cp\u003eSulphanilamide, ROTI®Calipure is a melting point standard defined for the range 164–166 °C and intended for calibration and performance verification of melting point instruments. The substance carries CAS number 63-74-1 and EG number 200-563-4, with the empirical formula C₆H₈N₂O₂S, a molar mass of 172,21 g\/mol and a density of 1,08 g\/cm³. These identity and physical data support correct selection and documentation in analytical workflows. The product is packed as 1 g in glass, a convenient reference format for method validation, instrument qualification and routine thermal checks. Melting point standards of this class are widely used in pharmaceutical, chemical and academic laboratories where a tightly specified melting interval underpins reproducible results. Available from manufacturer Carl ROTH within the ROTI®Calipure series, the material fits established physical-property determination protocols. Clear labelling of the 164–166 °C interval simplifies pairing with complementary calibration substances and helps maintain consistent practice across melting point determination sequences.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article is part of \u003ca href=\"\/en-fr\/collections\/spectroscopy-and-physical-property-standards\"\u003eSpectroscopy \u0026amp; physical property standards\u003c\/a\u003e, in \u003ca href=\"\/en-fr\/collections\/analytical-standards-and-reference-materials\"\u003eAnalytical standards \u0026amp; reference materials\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMeniscus formation: 164-166 °C\u003c\/li\u003e\n\u003cli\u003eComplete liquefaction: 164-166 °C\u003c\/li\u003e\n\u003cli\u003eMeasurement uncertainty: ±0,3 °C\u003c\/li\u003e\n\u003cli\u003eCAS number: 63-74-1\u003c\/li\u003e\n\u003cli\u003ePack size: 1 g glass\u003c\/li\u003e\n\u003cli\u003eEG nr.: 200-563-4\u003c\/li\u003e\n\u003cli\u003eEmpirical formula: C₆H₈N₂O₂S\u003c\/li\u003e\n\u003cli\u003eMolar mass: 172,21 g\/mol\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eTechnical Information Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/api.carlroth.com\/medias\/SPEZ-9734-EN.pdf?context=bWFzdGVyfHNwZWNpZmljYXRpb25zfDEwMzA3NnxhcHBsaWNhdGlvbi9wZGZ8YURjMkwyaGxNeTg1TWpVME9UWXhNVGcwTnprNEwxTlFSVnBmT1Rjek5GOUZUaTV3WkdZfDQ1YzA5ZGNkN2U1NDI1YTA0ZmJiMDU5NzhiYzIwZjA1MDJkN2Q1OGI0YTFlNTY1NTliMTQ0ZDg0ZjFhNGJjMGE\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"Technical sheet PDF\" aria-label=\"Technical sheet PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli class=\"lx-tis-li\"\u003eSafety Data Sheet: \u003ca class=\"sds-link\" href=\"https:\/\/api.carlroth.com\/medias\/SDB-9734-DE-EN.pdf?context=bWFzdGVyfHNlY3VyaXR5RGF0YXNoZWV0c3wyMzg5NTR8YXBwbGljYXRpb24vcGRmfGFERTVMMmhoTnk4NU1qQTJPRE0yTURNMU5qRTBMMU5FUWw4NU56TTBYMFJGWDBWT0xuQmtaZ3wxNDYzMGEzZDliZGUxYTMyZGY0ODA2OGQwMjg3NmE3NGRhZTlhOWFjMDVlYWIzNzllNGEwOWRiZTQ3OGVmZjU3\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline;vertical-align:middle\" title=\"SDS PDF\" aria-label=\"SDS PDF\"\u003e\u003cimg class=\"sds-icon\" src=\"https:\/\/img.icons8.com\/color\/48\/pdf.png\" alt=\"PDF\" width=\"18\" height=\"18\" style=\"width:18px;height:18px;max-width:18px;margin:0;padding:0;display:inline;vertical-align:middle;border:0;\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Carl Roth","offers":[{"title":"1 g \/ 1 piece","offer_id":56173559644492,"sku":"9734.1","price":48.3,"currency_code":"EUR","in_stock":true},{"title":"1 g \/ 6+ pieces","offer_id":56173559677260,"sku":"9734.1","price":48.3,"currency_code":"EUR","in_stock":true},{"title":"1 g \/ 24+ pieces","offer_id":56173559710028,"sku":"9734.1","price":48.3,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/1000Wx1000H-9712_dac97764-4db8-4f29-a080-8a777e9f72b1.jpg?v=1766444080","url":"https:\/\/www.luminixhealth.com\/en-fr\/products\/sulphanilamide-roti-calipure-9734","provider":"Luminix Health","version":"1.0","type":"link"}