{"id":602878,"date":"2024-11-05T22:16:50","date_gmt":"2024-11-05T22:16:50","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/iso-19831977\/"},"modified":"2024-11-05T22:16:50","modified_gmt":"2024-11-05T22:16:50","slug":"iso-19831977","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/iso\/iso-19831977\/","title":{"rendered":"ISO 1983:1977"},"content":{"rendered":"<p>The principle of the method consists inevaporation of a test portion in a platinum dish, conversion of the residue to sulphates by treatment with sulphuric acid; ignition in an electric furnace, controlled at (800 +- 25) \u00b0C, and weighing. Replaces ISO Recommendation R 1983-1971.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>Nitric acid for industrial use \u2014 Determination of sulphated ash \u2014 Gravimetric method<\/b><\/p>\n<table style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/iso\/\"><b>ISO<\/b><\/a><\/td>\n<td>1977-11<\/td>\n<td>4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":0,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[1007,2634],"product_tag":[],"class_list":{"0":"post-602878","1":"product","2":"type-product","3":"status-publish","5":"product_cat-71-060-30","6":"product_cat-iso","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/602878","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=602878"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=602878"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=602878"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}