{"id":5197,"date":"2026-09-10T16:13:18","date_gmt":"2026-09-10T08:13:18","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=5197"},"modified":"2026-09-10T16:13:18","modified_gmt":"2026-09-10T08:13:18","slug":"determination-of-copper-in-nylon-flame-atomic-absorption-spectrometry-2","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/vi\/applications\/determination-of-copper-in-nylon-flame-atomic-absorption-spectrometry-2","title":{"rendered":"X\u00e1c \u0111\u1ecbnh \u0111\u1ed3ng trong nylon (quang ph\u1ed5 h\u1ea5p th\u1ee5 nguy\u00ean t\u1eed ng\u1ecdn l\u1eeda)"},"content":{"rendered":"<p>1 T\u1ed5ng quan ph\u01b0\u01a1ng ph\u00e1p<\/p>\n<p>Sau khi ph\u00e2n h\u1ee7y m\u1eabu, m\u1eabu \u0111\u01b0\u1ee3c nguy\u00ean t\u1eed h\u00f3a b\u1eb1ng ng\u1ecdn l\u1eeda, v\u00e0 \u0111\u1ed9 h\u1ea5p th\u1ee5 \u0111\u01b0\u1ee3c \u0111o \u1edf b\u01b0\u1edbc s\u00f3ng 324,8 nm. Trong m\u1ed9t ph\u1ea1m vi n\u1ed3ng \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh, \u0111\u1ed9 h\u1ea5p th\u1ee5 c\u1ee7a \u0111\u1ed3ng t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi h\u00e0m l\u01b0\u1ee3ng c\u1ee7a n\u00f3, v\u00e0 vi\u1ec7c \u0111\u1ecbnh l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch so s\u00e1nh v\u1edbi d\u00e3y chu\u1ea9n.<\/p>\n<p>2. Ph\u1ea1m vi \u00e1p d\u1ee5ng<\/p>\n<p>Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh h\u00e0m l\u01b0\u1ee3ng \u0111\u1ed3ng trong nylon.<\/p>\n<p>3. D\u1ee5ng c\u1ee5 v\u00e0 h\u00f3a ch\u1ea5t<\/p>\n<p>3.1 D\u1ee5ng c\u1ee5 v\u00e0 thi\u1ebft b\u1ecb<\/p>\n<p>3.1.1 D\u1ee5ng c\u1ee5 th\u1eed nghi\u1ec7m<\/p>\n<table>\n<tbody>\n<tr>\n<td><strong><b>Kh\u00f4ng.<\/b><\/strong><\/td>\n<td><strong><b>T\u00ean<\/b><\/strong><\/td>\n<td><strong><b>S\u1ed1 l\u01b0\u1ee3ng<\/b><\/strong><\/td>\n<td><strong><b>Y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt<\/b><\/strong><\/td>\n<td><strong><b>Ph\u1ee5 ki\u1ec7n<\/b><\/strong><\/td>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>M\u00e1y quang ph\u1ed5 h\u1ea5p th\u1ee5 nguy\u00ean t\u1eed ng\u1ecdn l\u1eeda<\/td>\n<td>1 b\u1ed9<\/td>\n<td>\u2014<\/td>\n<td>\u0110\u00e8n cat\u1ed1t r\u1ed7ng b\u1eb1ng \u0111\u1ed3ng<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>M\u00e1y n\u00e9n kh\u00ed<\/td>\n<td>1 b\u1ed9<\/td>\n<td>\u00c1p su\u1ea5t kh\u00ed th\u1ea3i \u0111\u1ecbnh m\u1ee9c: 0,3 MPa<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>Acetylen<\/td>\n<td>1 xi lanh<\/td>\n<td>\u0110\u1ed9 tinh khi\u1ebft \u226599,99%<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>1 Method Overview After sample digestion, the sample is atomized by flame, and the absorbance is measured at 324.8 nm. Within a certain concentration range, the absorbance of copper is proportional to its content, and quantification is performed by comparison with the standard series. 2 Scope of Application This method is applicable to the determination [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":4773,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[81,36],"tags":[],"class_list":["post-5197","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-petrochemical-and-chemical","category-applications"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/posts\/5197","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/comments?post=5197"}],"version-history":[{"count":1,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/posts\/5197\/revisions"}],"predecessor-version":[{"id":5198,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/posts\/5197\/revisions\/5198"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/media\/4773"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/media?parent=5197"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/categories?post=5197"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/tags?post=5197"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}