{"id":4372,"date":"2025-06-12T13:23:27","date_gmt":"2025-06-12T13:23:27","guid":{"rendered":"https:\/\/normalab.com\/normes\/astm-d7621\/"},"modified":"2025-06-12T13:34:05","modified_gmt":"2025-06-12T13:34:05","slug":"astm-d7621","status":"publish","type":"normes","link":"https:\/\/normalab.com\/en\/standards\/astm\/astm-d7621\/","title":{"rendered":"ASTM D7621"},"content":{"rendered":"<p>This test method covers procedures (A and B) for the determination of the hydrogen sulfide (H2S) content of fuel oils such as marine residual fuels and blend stocks, with viscosity up to 3000\u2009mm2s-1\u00a0at 50\u2009\u00b0C, and marine distillate fuels, as measured in the liquid phase.<a class=\"partenaire\" href=\"https:\/\/normalab.com\/partenaires\/#ech\">ECH<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Standard Test Method for Determination of Hydrogen Sulfide in Fuel Oils by Rapid Liquid Phase Extraction<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":3231,"menu_order":0,"template":"","meta":{"_acf_changed":false},"groupe-norme":[105],"class_list":["post-4372","normes","type-normes","status-publish","hentry","groupe-norme-astm-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.9 - 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