{"id":224,"date":"2026-05-15T19:52:37","date_gmt":"2026-05-15T11:52:37","guid":{"rendered":"https:\/\/www.anutool.com\/?p=224"},"modified":"2026-05-15T19:55:27","modified_gmt":"2026-05-15T11:55:27","slug":"%e8%81%9a%e5%90%88%e7%a1%ab%e9%85%b8%e9%93%81%ef%bc%88gb-t-14591-2016-%e4%bc%98%e7%ad%89%e5%93%81%ef%bc%89%e5%8f%82%e6%95%b0%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/www.anutool.com\/index.php\/2026\/05\/15\/%e8%81%9a%e5%90%88%e7%a1%ab%e9%85%b8%e9%93%81%ef%bc%88gb-t-14591-2016-%e4%bc%98%e7%ad%89%e5%93%81%ef%bc%89%e5%8f%82%e6%95%b0%e8%a1%a8\/","title":{"rendered":"\u805a\u5408\u786b\u9178\u94c1\uff08GB\/T 14591-2016 \u4f18\u7b49\u54c1\uff09\u53c2\u6570\u8868"},"content":{"rendered":"\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u6307\u6807\u9879\u76ee<\/th>\n\u6db2\u4f53\u4f18\u7b49\u54c1<\/th>\n\u56fa\u4f53\u4f18\u7b49\u54c1<\/th>\n\u8bf4\u660e<\/th>\n<\/tr>\n<\/thead>\n
\u5168\u94c1\uff08Fe\uff09\u8d28\u91cf\u5206\u6570 \/ % \u2265<\/td>\n11.0<\/td>\n19.5<\/td>\n\u6838\u5fc3\u6709\u6548\u6210\u5206\uff0c\u76f4\u63a5\u5f71\u54cd\u7d6e\u51dd\u6548\u679c<\/td>\n<\/tr>\n
\u8fd8\u539f\u6027\u7269\u8d28\uff08\u4ee5 Fe\u00b2\u207a\u8ba1\uff09\u8d28\u91cf\u5206\u6570 \/ % \u2264<\/td>\n0.10<\/td>\n0.15<\/td>\n\u63a7\u5236\u4ea7\u54c1\u7a33\u5b9a\u6027\uff0c\u907f\u514d\u4e8c\u6b21\u6c61\u67d3<\/td>\n<\/tr>\n
\u76d0\u57fa\u5ea6 \/ %<\/td>\n8.0~16.0<\/td>\n8.0~16.0<\/td>\n\u5f71\u54cd\u7d6e\u51dd\u5242\u7684\u7535\u8377\u4e2d\u548c\u80fd\u529b<\/td>\n<\/tr>\n
pH\uff0810 g\/L \u6c34\u6eb6\u6db2\uff09<\/td>\n1.5~3.0<\/td>\n1.5~3.0<\/td>\n\u6c34\u6eb6\u6db2\u7684\u9178\u78b1\u6027<\/td>\n<\/tr>\n
\u5bc6\u5ea6\uff0820\u2103\uff09\/g\/cm\u00b3 \u2265<\/td>\n1.45<\/td>\n\u2014<\/td>\n\u6db2\u4f53\u4ea7\u54c1\u7269\u7406\u6307\u6807\uff0c\u53cd\u6620\u6d53\u5ea6<\/td>\n<\/tr>\n
\u4e0d\u6eb6\u7269\u8d28\u91cf\u5206\u6570 \/ % \u2264<\/td>\n0.3<\/td>\n0.5<\/td>\n\u6742\u8d28\u542b\u91cf\uff0c\u5f71\u54cd\u4ea7\u54c1\u7eaf\u5ea6<\/td>\n<\/tr>\n
\u7837\uff08As\uff09\u8d28\u91cf\u5206\u6570 \/ % \u2264<\/td>\n0.0001<\/td>\n0.0001<\/td>\n\u91cd\u91d1\u5c5e\u9650\u91cf\uff0c\u7b26\u5408\u996e\u7528\u6c34\u5904\u7406\u5b89\u5168\u8981\u6c42<\/td>\n<\/tr>\n
\u94c5\uff08Pb\uff09\u8d28\u91cf\u5206\u6570 \/ % \u2264<\/td>\n0.0002<\/td>\n0.0002<\/td>\n\u91cd\u91d1\u5c5e\u9650\u91cf\uff0c\u4fdd\u969c\u6c34\u8d28\u5b89\u5168<\/td>\n<\/tr>\n
\u9549\uff08Cd\uff09\u8d28\u91cf\u5206\u6570 \/ % \u2264<\/td>\n0.000025<\/td>\n0.000025<\/td>\n\u91cd\u91d1\u5c5e\u9650\u91cf<\/td>\n<\/tr>\n
\u6c5e\uff08Hg\uff09\u8d28\u91cf\u5206\u6570 \/ % \u2264<\/td>\n0.00001<\/td>\n0.00001<\/td>\n\u91cd\u91d1\u5c5e\u9650\u91cf<\/td>\n<\/tr>\n
\u94ec\uff08Cr\u2076\u207a\uff09\u8d28\u91cf\u5206\u6570 \/ % \u2264<\/td>\n0.00005<\/td>\n0.00005<\/td>\n\u91cd\u91d1\u5c5e\u9650\u91cf<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

Here\u2019s the full table translated into English, maintaining the technical accuracy and format:<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Indicator Item<\/th>\nLiquid Superior Grade<\/th>\nSolid Superior Grade<\/th>\nExplanation<\/th>\n<\/tr>\n<\/thead>\n
Total Iron (Fe) mass fraction \/ % \u2265<\/td>\n11.0<\/td>\n19.5<\/td>\nCore active component, directly affecting flocculation efficiency<\/td>\n<\/tr>\n
Reducing substances (as Fe\u00b2\u207a) mass fraction \/ % \u2264<\/td>\n0.10<\/td>\n0.15<\/td>\nControls product stability and prevents secondary pollution<\/td>\n<\/tr>\n
Basicity \/ %<\/td>\n8.0~16.0<\/td>\n8.0~16.0<\/td>\nAffects the charge neutralization capacity of the flocculant<\/td>\n<\/tr>\n
pH (10 g\/L aqueous solution)<\/td>\n1.5~3.0<\/td>\n1.5~3.0<\/td>\nAcidity\/alkalinity of the aqueous solution<\/td>\n<\/tr>\n
Density (20\u2103) \/ g\/cm\u00b3 \u2265<\/td>\n1.45<\/td>\n\u2014<\/td>\nPhysical indicator for liquid products, reflecting concentration<\/td>\n<\/tr>\n
Insoluble matter mass fraction \/ % \u2264<\/td>\n0.3<\/td>\n0.5<\/td>\nImpurity content, affecting product purity<\/td>\n<\/tr>\n
Arsenic (As) mass fraction \/ % \u2264<\/td>\n0.0001<\/td>\n0.0001<\/td>\nHeavy metal limit, meets safety requirements for drinking water treatment<\/td>\n<\/tr>\n
Lead (Pb) mass fraction \/ % \u2264<\/td>\n0.0002<\/td>\n0.0002<\/td>\nHeavy metal limit, ensures water quality safety<\/td>\n<\/tr>\n
Cadmium (Cd) mass fraction \/ % \u2264<\/td>\n0.000025<\/td>\n0.000025<\/td>\nHeavy metal limit<\/td>\n<\/tr>\n
Mercury (Hg) mass fraction \/ % \u2264<\/td>\n0.00001<\/td>\n0.00001<\/td>\nHeavy metal limit<\/td>\n<\/tr>\n
Chromium (Cr\u2076\u207a) mass fraction \/ % \u2264<\/td>\n0.00005<\/td>\n0.00005<\/td>\nHeavy metal limit<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\n
\n
<\/div>\n<\/div>\n<\/div>\n

Notes on Terminology<\/h3>\n
<\/div>\n
    \n
  • Superior Grade<\/strong>: \u5bf9\u5e94\u4e2d\u6587 \u201c\u4f18\u7b49\u54c1\u201d\uff0c\u4e3a\u8be5\u56fd\u6807\u4e0b\u7684\u6700\u9ad8\u8d28\u91cf\u7b49\u7ea7\u3002<\/li>\n
  • Basicity<\/strong>: \u884c\u4e1a\u6807\u51c6\u8bd1\u6cd5\uff0c\u5bf9\u5e94\u4e2d\u6587 \u201c\u76d0\u57fa\u5ea6\u201d\uff0c\u662f\u805a\u5408\u786b\u9178\u94c1\u7684\u5173\u952e\u7279\u6027\u6307\u6807\u3002<\/li>\n
  • Mass fraction<\/strong>: \u6807\u51c6\u5316\u5b66\u672f\u8bed\uff0c\u5bf9\u5e94\u4e2d\u6587 \u201c\u8d28\u91cf\u5206\u6570\u201d\uff0c\u4e5f\u53ef\u8868\u8ff0\u4e3a \u201cmass percentage content\u201d\u3002<\/li>\n<\/ul>\n

     <\/p>\n

     <\/p>\n

     <\/p>\n","protected":false},"excerpt":{"rendered":"

    \u6307\u6807\u9879\u76ee \u6db2\u4f53\u4f18\u7b49\u54c1 \u56fa\u4f53\u4f18\u7b49\u54c1 \u8bf4\u660e \u5168\u94c1\uff08Fe\uff09\u8d28\u91cf\u5206\u6570 \/ % \u2265 11.0 19.5 \u6838\u5fc3\u6709\u6548\u6210\u5206\uff0c\u76f4 […]<\/p>\n","protected":false},"author":1,"featured_media":230,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[72],"tags":[73],"class_list":["post-224","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-72","tag-gb-t-14591-2016-"],"_links":{"self":[{"href":"https:\/\/www.anutool.com\/index.php\/wp-json\/wp\/v2\/posts\/224","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.anutool.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.anutool.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.anutool.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.anutool.com\/index.php\/wp-json\/wp\/v2\/comments?post=224"}],"version-history":[{"count":5,"href":"https:\/\/www.anutool.com\/index.php\/wp-json\/wp\/v2\/posts\/224\/revisions"}],"predecessor-version":[{"id":229,"href":"https:\/\/www.anutool.com\/index.php\/wp-json\/wp\/v2\/posts\/224\/revisions\/229"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.anutool.com\/index.php\/wp-json\/wp\/v2\/media\/230"}],"wp:attachment":[{"href":"https:\/\/www.anutool.com\/index.php\/wp-json\/wp\/v2\/media?parent=224"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.anutool.com\/index.php\/wp-json\/wp\/v2\/categories?post=224"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.anutool.com\/index.php\/wp-json\/wp\/v2\/tags?post=224"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}