{"id":601509,"date":"2024-11-05T22:10:37","date_gmt":"2024-11-05T22:10:37","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/iso-187872017\/"},"modified":"2024-11-05T22:10:37","modified_gmt":"2024-11-05T22:10:37","slug":"iso-187872017","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/iso\/iso-187872017\/","title":{"rendered":"ISO 18787:2017"},"content":{"rendered":"<p>ISO 18787:2017 establishes basic principles and specifies requirements for the methods of determining water activity (<i>a<\/i><sub>w<\/sub>) of food products for human consumption and animal feed within a measurement range of 0 to 1.<\/p>\n<p>The measurement principles are based on the dew-point measurement or on the determination of the change in electrical conductivity of an electrolyte or in the permittivity of a polymer.<\/p>\n<p>The method does not apply to products stored below their freezing point (equivalent to the temperature at which ice crystals appear in the product), neither to products corresponding to a water-in-fat emulsion, nor to crystal products such as sugars, salt or minerals.<\/p>\n<p>For products containing volatile compounds, such as alcohols, specific equipment adaptations may be necessary to apply the method.<\/p>\n<p>The results of the interlaboratory studies that were carried out are given in Annex B.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>Foodstuffs \u2014 Determination of water activity<\/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>2017-11<\/td>\n<td>14<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":601521,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[952,2634],"product_tag":[],"class_list":{"0":"post-601509","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-67-050","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\/601509","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\/601521"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=601509"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=601509"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=601509"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}