{"id":591597,"date":"2024-11-05T21:20:30","date_gmt":"2024-11-05T21:20:30","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/iso-139752019\/"},"modified":"2024-11-05T21:20:30","modified_gmt":"2024-11-05T21:20:30","slug":"iso-139752019","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/iso\/iso-139752019\/","title":{"rendered":"ISO 13975:2019"},"content":{"rendered":"<p>This document specifies a method of evaluating the ultimate anaerobic biodegradability of plastic materials in a controlled anaerobic slurry digestion system with a solids concentration not exceeding 15 %, which is often found for the treatment of sewage sludge, livestock faeces or garbage. The test method is designed to yield a percentage and rate of conversion of the organic carbon in the test materials to carbon dioxide and methane produced as biogas.<\/p>\n<p>The method applies to the following materials, provided they have a known carbon content:<\/p>\n<p>\u2014          natural and\/or synthetic polymers, copolymers or mixtures;<\/p>\n<p>\u2014          plastic materials that contain additives such as plasticizers, colorants, or other compounds;<\/p>\n<p>\u2014          water-soluble polymers.<\/p>\n<p>It does not apply to materials which exhibit inhibitory effects on the test microorganisms at the concentration chosen for the test.<\/p>\n<p>NOTE       Inhibitory effects can be determined by an inhibition test (e.g. ISO 13641-1 or ISO 13641-2).<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>Plastics \u2014 Determination of the ultimate anaerobic biodegradation of plastic materials in controlled slurry digestion systems \u2014 Method by measurement of biogas production<\/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>2019-04<\/td>\n<td>20<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":591612,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[1177,2634],"product_tag":[],"class_list":{"0":"post-591597","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-83-080-01","7":"product_cat-iso","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/591597","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:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/591612"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=591597"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=591597"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=591597"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}