{"id":296,"date":"2026-08-06T18:14:49","date_gmt":"2026-08-06T18:14:49","guid":{"rendered":"https:\/\/doc-solder.ie\/shop\/?post_type=product&#038;p=296"},"modified":"2026-08-08T11:33:45","modified_gmt":"2026-08-08T11:33:45","slug":"sodium-metabisulfite-500g","status":"publish","type":"product","link":"https:\/\/doc-solder.ie\/shop\/product\/sodium-metabisulfite-500g\/","title":{"rendered":"Sodium Metabisulfite 500g"},"content":{"rendered":"<p>Sodium metabisulfite has many major and niche uses.\u00a0 It is widely used for preserving food and beverages.\u00a0 Also known as E223, Sodium pyrosulfite or Sodium disulfite.<\/p>\n<p>Sodium Metabisulfite has a diverse range of uses:<\/p>\n<ul>\n<li>Sodium metabisulphite combined with sodium hydrosulfite is an excellent rust-stain remover.<\/li>\n<li>It is used in photography as an antioxidant in photographic film development.<\/li>\n<li>Concentrated sodium metabisulfite can be used to remove tree stumps. Some brands contain 98% sodium metabisulfite, and cause degradation of lignin in the stumps, facilitating removal.<\/li>\n<li>Sodium metabisulphite solution is commonly used as an antimicrobial and antioxidant in winemaking; bottled wine indicates its use with the label &#8220;Contains Sulfites&#8221; in the US.<\/li>\n<li>Sodium metabisulphite is used as an SO2 source (mixed with air or oxygen) for the destruction of cyanide in commercial gold cyanidation processes.<\/li>\n<li>Sodium metabisulphite is used as an SO2 source (mixed with air or oxygen) for the precipitation of elemental gold in chloroauric (aqua regia) solutions.<\/li>\n<li>Sodium metabisulphite is used in the water treatment industry to quench residual chlorine.<\/li>\n<li>Sodium metabisulphite is used for preserving fruit.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Sodium metabisulfite has many major and niche uses.\u00a0 It is widely used for preserving food and beverages.\u00a0 Also known as E223, Sodium pyrosulfite or Sodium disulfite. Sodium Metabisulfite has a diverse range of uses: Sodium metabisulphite combined with sodium hydrosulfite is an excellent rust-stain remover. It is used in photography as an antioxidant in photographic [&hellip;]<\/p>\n","protected":false},"featured_media":294,"comment_status":"open","ping_status":"closed","template":"","meta":{"pagelayer_contact_templates":[],"_pagelayer_content":""},"product_brand":[24],"product_cat":[18,62],"product_tag":[58,60,63],"class_list":["post-296","product","type-product","status-publish","has-post-thumbnail","product_brand-doc_solder","product_cat-chemicals","product_cat-home-brewing","product_tag-home-brewing","product_tag-preservative","product_tag-wine-making","first","instock","shipping-taxable","purchasable","product-type-simple"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/doc-solder.ie\/shop\/wp-json\/wp\/v2\/product\/296","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/doc-solder.ie\/shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/doc-solder.ie\/shop\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/doc-solder.ie\/shop\/wp-json\/wp\/v2\/comments?post=296"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/doc-solder.ie\/shop\/wp-json\/wp\/v2\/media\/294"}],"wp:attachment":[{"href":"https:\/\/doc-solder.ie\/shop\/wp-json\/wp\/v2\/media?parent=296"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/doc-solder.ie\/shop\/wp-json\/wp\/v2\/product_brand?post=296"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/doc-solder.ie\/shop\/wp-json\/wp\/v2\/product_cat?post=296"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/doc-solder.ie\/shop\/wp-json\/wp\/v2\/product_tag?post=296"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}