{"id":18025,"date":"2022-02-27T17:01:13","date_gmt":"2022-02-27T17:01:51","guid":{"rendered":"https:\/\/masterchem.ee\/?post_type=product&#038;p=18025"},"modified":"2022-02-27T17:11:23","modified_gmt":"2022-02-27T17:11:23","slug":"natriumsulfiitti-cas-7757-83-7","status":"publish","type":"product","link":"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/","title":{"rendered":"Natriumsulfiitti (CAS 7757-83-7)"},"content":{"rendered":"<p> <strong> Info<\/strong> <\/p>\n<p>Teollisuus: elintarviketeollisuus<br \/>\nCAS-numero: 7757-83-7<br \/>\nWE-numero: 231-821-4<br \/>\nKemiallinen kaava: Na2SO3<br \/>\nMolekyylimassa: 126,04 g\/mol<br \/>\nTullitariffikoodi: 28321000<\/p>\n<p><strong>Fysikaaliset ominaisuudet<\/strong><br \/>\npH: 8,8-10,0 (50 g\/l H2O w 20 \u00baC)<br \/>\nSuhteellinen tiheys: 2,63 g\/cm3 (4\u00baC)<br \/>\nLiukoisuus veteen: 12,5 g\/l (0\u00baC)<\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong>Natriumsulfiitti (CAS 7757-83-7)<\/strong><\/p>\n<p>Natriumsulfiitti (Na2SO3) on ep\u00e4orgaaninen natrium- ja sulfiitti-ioneista muodostuva ioniyhdiste. Sit\u00e4 k\u00e4ytet\u00e4\u00e4n sellun valmistuksessa, veden ja tekstiilien k\u00e4sittelyss\u00e4 sek\u00e4 elintarvikelis\u00e4aineena.<\/p>\n<p>T\u00e4rkein natriumsulfiitin k\u00e4ytt\u00f6kohde on sellunvalmistus. Natriumsulfiittia k\u00e4ytet\u00e4\u00e4n sek\u00e4 happamissa ett\u00e4 neutraaleissa olosuhteissa ja se liuottaa ligniini\u00e4. Yhdiste on pelkistin ja sen vuoksi sit\u00e4 k\u00e4ytet\u00e4\u00e4n poistamaan happea vedest\u00e4 sek\u00e4 klooria paperi- ja tekstiiliteollisuuden prosesseissa sek\u00e4 vedest\u00e4. Sit\u00e4 k\u00e4ytet\u00e4\u00e4n my\u00f6s valokuvauksessa filmien s\u00e4il\u00f6nt\u00e4aineena ja my\u00f6s valokuvan kehityksen yhteydess\u00e4. Natriumsulfiittia k\u00e4ytet\u00e4\u00e4n my\u00f6s s\u00e4il\u00f6nt\u00e4aineena, esimerkiksi kuivatuissa hedelmiss\u00e4 ja sen E-koodi on E221. Natriumsulfiitista valmistetaan natriumtiosulfaattia ja se reagoi orgaanisten yhdisteiden kanssa muodostaen sulfonaatteja.<\/p>\n","protected":false},"featured_media":18031,"template":"","meta":[],"product_brand":[],"product_cat":[180,307],"product_tag":[],"class_list":{"0":"post-18025","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-uncategorized-fi-2","7":"product_cat-ruokateollisuus","9":"first","10":"instock","11":"taxable","12":"shipping-taxable","13":"purchasable","14":"product-type-variable","15":"has-default-attributes"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Natriumsulfiitti (CAS 7757-83-7) - Chemistry For Industry - Solvents &amp; Chemicals - Masterchem.ee<\/title>\n<meta name=\"description\" content=\"Natriumsulfiitti (Na2SO3) on ep\u00e4orgaaninen natrium- ja sulfiitti-ioneista muodostuva ioniyhdiste.\" \/>\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.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Natriumsulfiitti (CAS 7757-83-7) - Chemistry For Industry - Solvents &amp; Chemicals - Masterchem.ee\" \/>\n<meta name=\"twitter:description\" content=\"Natriumsulfiitti (Na2SO3) on ep\u00e4orgaaninen natrium- ja sulfiitti-ioneista muodostuva ioniyhdiste.\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/masterchem.ee\/wp-content\/uploads\/2022\/02\/Naatriumsulfit-25kg-MasterChem.jpg\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/\",\"url\":\"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/\",\"name\":\"Natriumsulfiitti (CAS 7757-83-7) - Chemistry For Industry - Solvents &amp; Chemicals - Masterchem.ee\",\"isPartOf\":{\"@id\":\"https:\/\/masterchem.ee\/fi\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/masterchem.ee\/wp-content\/uploads\/2022\/02\/Naatriumsulfit-25kg-MasterChem.jpg\",\"datePublished\":\"2022-02-27T17:01:51+00:00\",\"dateModified\":\"2022-02-27T17:11:23+00:00\",\"description\":\"Natriumsulfiitti (Na2SO3) on ep\u00e4orgaaninen natrium- ja sulfiitti-ioneista muodostuva ioniyhdiste.\",\"breadcrumb\":{\"@id\":\"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/#breadcrumb\"},\"inLanguage\":\"fi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fi\",\"@id\":\"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/#primaryimage\",\"url\":\"https:\/\/masterchem.ee\/wp-content\/uploads\/2022\/02\/Naatriumsulfit-25kg-MasterChem.jpg\",\"contentUrl\":\"https:\/\/masterchem.ee\/wp-content\/uploads\/2022\/02\/Naatriumsulfit-25kg-MasterChem.jpg\",\"width\":1000,\"height\":1000,\"caption\":\"Natriumsulfiitti (CAS 7757-83-7) 25kg MasterChem\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/masterchem.ee\/fi\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Tooted ja teenused\",\"item\":\"https:\/\/masterchem.ee\/tooted-ja-teenused\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Natriumsulfiitti (CAS 7757-83-7)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/masterchem.ee\/fi\/#website\",\"url\":\"https:\/\/masterchem.ee\/fi\/\",\"name\":\"Masterchem.ee\",\"description\":\"Chemistry For Industry - Solvents &amp; Chemicals\",\"publisher\":{\"@id\":\"https:\/\/masterchem.ee\/fi\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/masterchem.ee\/fi\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fi\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/masterchem.ee\/fi\/#organization\",\"name\":\"Masterchem\",\"url\":\"https:\/\/masterchem.ee\/fi\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fi\",\"@id\":\"https:\/\/masterchem.ee\/fi\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/masterchem.ee\/wp-content\/uploads\/2018\/02\/master-chem_final-1.png\",\"contentUrl\":\"https:\/\/masterchem.ee\/wp-content\/uploads\/2018\/02\/master-chem_final-1.png\",\"width\":850,\"height\":356,\"caption\":\"Masterchem\"},\"image\":{\"@id\":\"https:\/\/masterchem.ee\/fi\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Natriumsulfiitti (CAS 7757-83-7) - Chemistry For Industry - Solvents &amp; Chemicals - Masterchem.ee","description":"Natriumsulfiitti (Na2SO3) on ep\u00e4orgaaninen natrium- ja sulfiitti-ioneista muodostuva ioniyhdiste.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/","twitter_card":"summary_large_image","twitter_title":"Natriumsulfiitti (CAS 7757-83-7) - Chemistry For Industry - Solvents &amp; Chemicals - Masterchem.ee","twitter_description":"Natriumsulfiitti (Na2SO3) on ep\u00e4orgaaninen natrium- ja sulfiitti-ioneista muodostuva ioniyhdiste.","twitter_image":"https:\/\/masterchem.ee\/wp-content\/uploads\/2022\/02\/Naatriumsulfit-25kg-MasterChem.jpg","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/","url":"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/","name":"Natriumsulfiitti (CAS 7757-83-7) - Chemistry For Industry - Solvents &amp; Chemicals - Masterchem.ee","isPartOf":{"@id":"https:\/\/masterchem.ee\/fi\/#website"},"primaryImageOfPage":{"@id":"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/#primaryimage"},"image":{"@id":"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/#primaryimage"},"thumbnailUrl":"https:\/\/masterchem.ee\/wp-content\/uploads\/2022\/02\/Naatriumsulfit-25kg-MasterChem.jpg","datePublished":"2022-02-27T17:01:51+00:00","dateModified":"2022-02-27T17:11:23+00:00","description":"Natriumsulfiitti (Na2SO3) on ep\u00e4orgaaninen natrium- ja sulfiitti-ioneista muodostuva ioniyhdiste.","breadcrumb":{"@id":"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/#breadcrumb"},"inLanguage":"fi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/"]}]},{"@type":"ImageObject","inLanguage":"fi","@id":"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/#primaryimage","url":"https:\/\/masterchem.ee\/wp-content\/uploads\/2022\/02\/Naatriumsulfit-25kg-MasterChem.jpg","contentUrl":"https:\/\/masterchem.ee\/wp-content\/uploads\/2022\/02\/Naatriumsulfit-25kg-MasterChem.jpg","width":1000,"height":1000,"caption":"Natriumsulfiitti (CAS 7757-83-7) 25kg MasterChem"},{"@type":"BreadcrumbList","@id":"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/natriumsulfiitti-cas-7757-83-7\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/masterchem.ee\/fi\/"},{"@type":"ListItem","position":2,"name":"Tooted ja teenused","item":"https:\/\/masterchem.ee\/tooted-ja-teenused\/"},{"@type":"ListItem","position":3,"name":"Natriumsulfiitti (CAS 7757-83-7)"}]},{"@type":"WebSite","@id":"https:\/\/masterchem.ee\/fi\/#website","url":"https:\/\/masterchem.ee\/fi\/","name":"Masterchem.ee","description":"Chemistry For Industry - Solvents &amp; Chemicals","publisher":{"@id":"https:\/\/masterchem.ee\/fi\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/masterchem.ee\/fi\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fi"},{"@type":"Organization","@id":"https:\/\/masterchem.ee\/fi\/#organization","name":"Masterchem","url":"https:\/\/masterchem.ee\/fi\/","logo":{"@type":"ImageObject","inLanguage":"fi","@id":"https:\/\/masterchem.ee\/fi\/#\/schema\/logo\/image\/","url":"https:\/\/masterchem.ee\/wp-content\/uploads\/2018\/02\/master-chem_final-1.png","contentUrl":"https:\/\/masterchem.ee\/wp-content\/uploads\/2018\/02\/master-chem_final-1.png","width":850,"height":356,"caption":"Masterchem"},"image":{"@id":"https:\/\/masterchem.ee\/fi\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/masterchem.ee\/fi\/wp-json\/wp\/v2\/product\/18025","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/masterchem.ee\/fi\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/masterchem.ee\/fi\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/masterchem.ee\/fi\/wp-json\/wp\/v2\/media\/18031"}],"wp:attachment":[{"href":"https:\/\/masterchem.ee\/fi\/wp-json\/wp\/v2\/media?parent=18025"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/masterchem.ee\/fi\/wp-json\/wp\/v2\/product_brand?post=18025"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/masterchem.ee\/fi\/wp-json\/wp\/v2\/product_cat?post=18025"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/masterchem.ee\/fi\/wp-json\/wp\/v2\/product_tag?post=18025"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}