{"id":14786,"date":"2022-07-22T14:45:26","date_gmt":"2022-07-22T11:45:26","guid":{"rendered":"https:\/\/masterchem.fi\/product\/sodium-metabisulfite-cas-7681-57-4\/"},"modified":"2022-07-22T14:45:26","modified_gmt":"2022-07-22T11:45:26","slug":"sodium-metabisulfite-cas-7681-57-4","status":"publish","type":"product","link":"https:\/\/masterchem.fi\/en\/product\/sodium-metabisulfite-cas-7681-57-4\/","title":{"rendered":"Sodium metabisulfite (CAS 7681-57-4)"},"content":{"rendered":"<p><strong>Information<\/strong><\/p>\n<p>Industries: Adhesives, oils, greases, Food industry<br \/>\nCAS number: 7681-57-4<br \/>\nWE number: 231-673-0<br \/>\nIndex number: 016-063-00-2<br \/>\nChemical formula: Na2O5S2<br \/>\nMolar mass: 190,1 g\/mol<br \/>\nCustoms tariff code: 28321000<\/p>\n<p><strong>Physical properties<\/strong><br \/>\npH: 3,5 \u2013 5,0 (50g\/l H2O w 20\u00b0C )<br \/>\nMelting \/ freezing point: 150\u00b0C<\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong>Sodium metabisulfite (CAS 7681-57-4)<\/strong><\/p>\n<p>Sodium metabisulfite or sodium pyrosulfite (IUPAC spelling; Br. E. sodium metabisulphite or sodium pyrosulphite) is an inorganic compound of chemical formula Na2S2O5. The substance is sometimes referred to as disodium metabisulfite. It is used as a disinfectant, antioxidant, and preservative agent.<\/p>\n","protected":false},"featured_media":14787,"template":"","meta":[],"product_brand":[],"product_cat":[199,198],"product_tag":[],"class_list":{"0":"post-14786","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-all-products","7":"product_cat-food-industry","9":"first","10":"instock","11":"taxable","12":"shipping-taxable","13":"purchasable","14":"product-type-variable","15":"has-default-attributes","16":"rtwpvg-product"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Sodium metabisulfite (CAS 7681-57-4) - MasterChem | kemikaalien tuotanto ja myynti<\/title>\n<meta name=\"description\" content=\"Sodium metabisulfite or sodium pyrosulfite (IUPAC spelling; Br. E. sodium metabisulphite or sodium pyrosulphite) is an inorganic compound of chemical formula Na2S2O5.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/masterchem.fi\/en\/product\/sodium-metabisulfite-cas-7681-57-4\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sodium metabisulfite (CAS 7681-57-4) - MasterChem | kemikaalien tuotanto ja myynti\" \/>\n<meta property=\"og:description\" content=\"Sodium metabisulfite or sodium pyrosulfite (IUPAC spelling; Br. 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