{"id":315713,"date":"2024-10-19T21:45:55","date_gmt":"2024-10-19T21:45:55","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-iso-6978-22005-2017\/"},"modified":"2024-10-25T19:54:32","modified_gmt":"2024-10-25T19:54:32","slug":"bs-en-iso-6978-22005-2017","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-iso-6978-22005-2017\/","title":{"rendered":"BS EN ISO 6978-2:2005 2017"},"content":{"rendered":"<p>This part of <span class=\"std\"> <span class=\"std-ref\">ISO&nbsp;6978<\/span> <\/span> specifies a method for the determination of total mercury content of pipeline quality natural gas using a sampling method by amalgamation on gold\/platinum (Au\/Pt) alloy thread. This method is applicable to the sampling of raw natural gas when no condensation is present. At atmospheric pressure, this method is suitable for the determination of mercury content within the range of 0,01&nbsp;\u00b5g\/m <sup>3<\/sup> to 100&nbsp;\u00b5g\/m <sup>3<\/sup> in natural gas samples. At higher pressures (up to 8&nbsp;MPa), this sampling method is suitable for the determination of mercury contents within the range of 0,001&nbsp;\u00b5g\/m <sup>3<\/sup> to 1&nbsp;\u00b5g\/m <sup>3<\/sup>. The collected mercury is determined by measuring the absorbance or fluorescence of mercury vapour at 253,7&nbsp;nm.<\/p>\n<div class=\"non-normative-note\">\n<div class=\"note-label\">\n  NOTE\n <\/div>\n<p><span class=\"std\"> <span class=\"std-ref\">ISO&nbsp;6978\u20111<\/span> <\/span> gives a sampling method suitable for the determination of mercury contents in natural gas by chemisorption on iodine-impregnated silica gel for the working range of 0,1&nbsp;\u00b5g\/m <sup>3<\/sup> to 5&nbsp;000&nbsp;\u00b5g\/m <sup>3<\/sup> for sampling at pressures up to 40&nbsp;MPa.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p><b>Natural gas. Determination of mercury &#8211; Sampling of mercury by amalgamation on gold\/platinum alloy<\/b><\/p>\n<table class=\"shortdes-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\/bsi\/\"><b>BSI<\/b><\/a><\/td>\n<td>2017<\/td>\n<td>28<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":315719,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-315713","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","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\/315713","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\/315719"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=315713"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=315713"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=315713"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}