{"id":614845,"date":"2024-11-05T23:12:19","date_gmt":"2024-11-05T23:12:19","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/iso-3871977\/"},"modified":"2024-11-05T23:12:19","modified_gmt":"2024-11-05T23:12:19","slug":"iso-3871977","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/iso\/iso-3871977\/","title":{"rendered":"ISO 387:1977"},"content":{"rendered":"<p>Glass hydrometers of constant mass which do not incorporate a thermometer are considered. Basis of scale, reference temperature, surface tension and reference levels for adjustment and reading are specified. In annex A the standard categories of surface tension are tabled, and annex B deals with the adoption of density as preferred basis of scale.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>Hydrometers \u2014 Principles of construction and adjustment<\/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>1977-09<\/td>\n<td>8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":614857,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[259,2634],"product_tag":[],"class_list":{"0":"post-614845","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-17-060","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\/614845","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\/614857"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=614845"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=614845"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=614845"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}