{"product_id":"caps-9168","title":"CAPS, PUFFERAN®, min. 99 %, 25 g, plastic","description":"\u003cp\u003eCAPS is a zwitterionic Good’s buffer salt supplied as PUFFERAN® grade with a minimum purity of 99 %. It is registered under CAS number 1135-40-6 and EG number 214-492-1, with the empirical formula C₉H₁₉NO₃S, a molar mass of 221,32 g\/mol and a density of 1,301 g\/cm³. CAPS is widely employed in molecular biology and biochemical buffer systems that need reliable pH control in the alkaline range, including protein electrophoresis, enzymatic work and other aqueous preparations. provides a practical quantity for routine buffer formulation and laboratory-scale experiments. CAPS from manufacturer Carl ROTH combines defined purity with complete identity data, supporting reproducible recipes and straightforward documentation in life-science and molecular biology workflows where a high-purity sulfonic acid buffer component is required.\u003c\/p\u003e\n\u003c!-- lx-pdp-inline --\u003e\n\u003cp\u003eThis article belongs on \u003ca href=\"\/en-be\/collections\/biological-buffers\"\u003eBiological buffers (Tris, HEPES, MOPS)\u003c\/a\u003e, in \u003ca href=\"\/en-be\/collections\/buffers-and-ph-solutions\"\u003eBuffers \u0026amp; pH solutions\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAppearance: white powder\u003c\/li\u003e\n\u003cli\u003eAssay (N): ≥99.0 %\u003c\/li\u003e\n\u003cli\u003eWater: ≤1.0 %\u003c\/li\u003e\n\u003cli\u003epH value (1 % in H2O): 4.5-6.0\u003c\/li\u003e\n\u003cli\u003eSolubility (5 % in H2O): clear, soluble\u003c\/li\u003e\n\u003cli\u003e280 nm: ≤0.1\u003c\/li\u003e\n\u003cli\u003e250 nm: ≤0.1\u003c\/li\u003e\n\u003cli\u003eCAS number: 1135-40-6\u003c\/li\u003e\n\u003cli\u003ePack sizes: 25 g, 250 g, 100 g\u003c\/li\u003e\n\u003cli\u003eEG nr.: 214-492-1\u003c\/li\u003e\n\u003cli\u003ePurity: min. 99 %\u003c\/li\u003e\n\u003cli\u003eMolar mass: 221,32 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-9168-EN.pdf?context=bWFzdGVyfHNwZWNpZmljYXRpb25zfDEwNzQyMnxhcHBsaWNhdGlvbi9wZGZ8YURZeUwyZzFaUzg1TWpjd09UQTRNemczTXpVNEwxTlFSVnBmT1RFMk9GOUZUaTV3WkdZfDQ5ZjI1NzMyYmVhM2Y2ZmIwZDlkZjkzYTU2MjI3MTY0MWZjMmY4Y2MyZDE0YmE3MmQwOTc5YzFiYTRhYjY3MjM\" 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-9168-DE-EN.pdf?context=bWFzdGVyfHNlY3VyaXR5RGF0YXNoZWV0c3wyNDcxNjV8YXBwbGljYXRpb24vcGRmfGFHRm1MMmhtWlM4NU1qQTJPREl5T1Rrek9UVXdMMU5FUWw4NU1UWTRYMFJGWDBWT0xuQmtaZ3w0YjE2OTAxZTllM2JmMDY1NGJhMGNmYzQyYzczZDY5NzNjNjYzZjUzMGRhM2Q3ZTMzZTIyYTIxNWViZGQ0OWM2\" 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":"25 g \/ 1 piece","offer_id":56173488177484,"sku":"9168.1","price":24.2,"currency_code":"EUR","in_stock":true},{"title":"25 g \/ 6+ pieces","offer_id":56173488210252,"sku":"9168.1","price":22.99,"currency_code":"EUR","in_stock":true},{"title":"25 g \/ 24+ pieces","offer_id":56173488243020,"sku":"9168.1","price":21.78,"currency_code":"EUR","in_stock":true},{"title":"100 g \/ 1 piece","offer_id":56173488275788,"sku":"9168.3","price":67.65,"currency_code":"EUR","in_stock":true},{"title":"100 g \/ 6+ pieces","offer_id":56173488308556,"sku":"9168.3","price":64.27,"currency_code":"EUR","in_stock":true},{"title":"100 g \/ 24+ pieces","offer_id":56173488341324,"sku":"9168.3","price":60.89,"currency_code":"EUR","in_stock":true},{"title":"250 g \/ 1 piece","offer_id":56173488374092,"sku":"9168.2","price":155.9,"currency_code":"EUR","in_stock":true},{"title":"250 g \/ 6+ pieces","offer_id":56173488406860,"sku":"9168.2","price":148.11,"currency_code":"EUR","in_stock":true},{"title":"250 g \/ 24+ pieces","offer_id":56173488439628,"sku":"9168.2","price":140.31,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4827\/7068\/files\/9168-SF-1000Wx1000H_c20fb79b-9073-47ff-8d5d-b9beed0936e4.jpg?v=1766443873","url":"https:\/\/www.luminixhealth.com\/en-be\/products\/caps-9168","provider":"Luminix Health","version":"1.0","type":"link"}