{"id":4477,"date":"2026-03-16T10:24:39","date_gmt":"2026-03-16T02:24:39","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=4477"},"modified":"2026-03-16T10:24:39","modified_gmt":"2026-03-16T02:24:39","slug":"determination-method-for-ammonia-nitrogen-in-surface-water-salicylate-spectrophotometric-method-2","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/ru\/applications\/environment\/determination-method-for-ammonia-nitrogen-in-surface-water-salicylate-spectrophotometric-method-2","title":{"rendered":"\u041c\u0435\u0442\u043e\u0434 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u0430\u0437\u043e\u0442\u0430 \u0430\u043c\u043c\u0438\u0430\u043a\u0430 \u0432 \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u043d\u044b\u0445 \u0432\u043e\u0434\u0430\u0445 (\u043c\u0435\u0442\u043e\u0434 \u0441\u0430\u043b\u0438\u0446\u0438\u043b\u0430\u0442 -\u0441\u043f\u0435\u043a\u0442\u0440\u043e\u0444\u043e\u0442\u043e\u043c\u0435\u0442\u0440\u0438\u0438)"},"content":{"rendered":"<p>1. \u041f\u0440\u0438\u043d\u0446\u0438\u043f \u043c\u0435\u0442\u043e\u0434\u0430<\/p>\n<p>\u0412 \u0449\u0435\u043b\u043e\u0447\u043d\u043e\u0439 \u0441\u0440\u0435\u0434\u0435 (\u0440\u041d = 11,7) \u0432 \u043f\u0440\u0438\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u0438 \u043d\u0438\u0442\u0440\u043e\u0444\u0435\u0440\u0446\u0438\u0430\u043d\u0438\u0434\u0430 \u043d\u0430\u0442\u0440\u0438\u044f, \u0430\u043c\u043c\u0438\u0430\u043a \u0438 \u0438\u043e\u043d\u044b \u0430\u043c\u043c\u043e\u043d\u0438\u044f \u0432 \u0432\u043e\u0434\u0435 \u0440\u0435\u0430\u0433\u0438\u0440\u0443\u044e\u0442 \u0441 \u0438\u043e\u043d\u0430\u043c\u0438 \u0441\u0430\u043b\u0438\u0446\u0438\u043b\u0430\u0442\u0430 \u0438 \u0433\u0438\u043f\u043e\u0445\u043b\u043e\u0440\u0438\u0442\u0430 \u0441 \u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u0441\u0438\u043d\u0435\u0433\u043e \u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u044f.<\/p>\n<p>2. \u0421\u0444\u0435\u0440\u0430 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f<\/p>\n<p>\u0422\u0440\u0435\u0431\u043e\u0432\u0430\u043d\u0438\u044f \u043a \u0430\u043d\u0430\u043b\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u043c\u0443 \u043c\u0435\u0442\u043e\u0434\u0443 \u0434\u043b\u044f \u0430\u0437\u043e\u0442\u0430 \u0430\u043c\u043c\u0438\u0430\u043a\u0430 \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u0432\u043e\u0434\u044b<\/p>\n<p>3. \u0421\u0441\u044b\u043b\u043a\u0438<\/p>\n<p>HJ 536-2009 \u041a\u0430\u0447\u0435\u0441\u0442\u0432\u043e \u0432\u043e\u0434\u044b \u2014 \u041e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u0435 \u0430\u0437\u043e\u0442\u0430 \u0430\u043c\u043c\u0438\u0430\u043a\u0430<\/p>","protected":false},"excerpt":{"rendered":"<p>1. Method Principle In an alkaline medium (pH = 11.7) in the presence of sodium nitroferricyanide, ammonia and ammonium ions in water react with salicylate and hypochlorite ions to form a blue compound. The absorbance of this compound is measured at 697 nm to quantify the ammonia nitrogen content. 2. Scope of Application Requirements of [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[75],"tags":[],"class_list":["post-4477","post","type-post","status-publish","format-standard","hentry","category-environment"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/ru\/wp-json\/wp\/v2\/posts\/4477","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/ru\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/ru\/wp-json\/wp\/v2\/comments?post=4477"}],"version-history":[{"count":0,"href":"https:\/\/www.pgeneral.com\/ru\/wp-json\/wp\/v2\/posts\/4477\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/ru\/wp-json\/wp\/v2\/media?parent=4477"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/ru\/wp-json\/wp\/v2\/categories?post=4477"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/ru\/wp-json\/wp\/v2\/tags?post=4477"}],"curies":[{"name":"\u0412\u041f","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}