{"id":814,"date":"2023-07-21T00:21:51","date_gmt":"2023-07-21T00:21:51","guid":{"rendered":"https:\/\/chemuza.org\/cn\/%e4%b9%99%e4%ba%8c%e8%83%ba%e5%9b%9b%e4%b9%99%e9%85%b8c10h14n2na2o8\/"},"modified":"2023-07-21T00:21:51","modified_gmt":"2023-07-21T00:21:51","slug":"%e4%b9%99%e4%ba%8c%e8%83%ba%e5%9b%9b%e4%b9%99%e9%85%b8c10h14n2na2o8","status":"publish","type":"post","link":"https:\/\/chemuza.org\/cn\/%e4%b9%99%e4%ba%8c%e8%83%ba%e5%9b%9b%e4%b9%99%e9%85%b8c10h14n2na2o8\/","title":{"rendered":"Edta \u2013 c10h14n2na2o8, 139-33-3"},"content":{"rendered":"<p>EDTA\u662f\u4e00\u79cd\u805a\u7fa7\u9178\u6c28\u57fa\u9178\uff0c\u53ef\u4ee5\u87af\u5408\u91d1\u5c5e\u79bb\u5b50\u3002\u5b83\u7684\u5206\u5b50\u5f0f\u4e3a[CH2N(CH2CO2H)2]2\u3002\u5b83\u6709\u52a9\u4e8e\u6d88\u9664\u4f53\u5185\u7684\u91cd\u91d1\u5c5e\u3002 EDTA \u8fd8\u53ef\u4ee5\u4fdd\u5b58\u8840\u6db2\u6837\u672c\u548c\u98df\u54c1\u3002<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>\u540d\u79f0 Iupac<\/td>\n<td> 2,2\u2032,2&#8243;,2&#8243;&#8216;-(\u4e59\u70f7-1,2-\u4e8c\u57fa\u4e8c\u6c28)\u56db\u4e59\u9178\u4e8c\u94a0<\/td>\n<\/tr>\n<tr>\n<td>\u5206\u5b50\u5f0f<\/td>\n<td>C10H14N2Na2O8<\/td>\n<\/tr>\n<tr>\n<td> CAS \u53f7<\/td>\n<td>139-33-3<\/td>\n<\/tr>\n<tr>\n<td>\u540c\u4e49\u8bcd<\/td>\n<td>(\u4e59\u4e8c\u6c2e\u57fa)\u56db\u4e59\u9178\u4e8c\u94a0\u76d0\u3001\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u3001EDTA\u4e8c\u94a0\u3001\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u3001EDTA\u4e8c\u94a0\u3001EDTA\u4e8c\u94a0\u76d0\u3001\u4e59\u4e8c\u80fa\u4e8c\u4e59\u9178\u4e8c\u94a0\u76d0\u3001N,N&#8217;-1,2-\u4e59\u4e8c\u57fa\u53cc[N-(\u7fa7\u7532\u57fa) \uff09\u7518\u6c28\u9178]\uff0c\u4e8c\u94a0\u76d0\uff0cNa2-EDTA\uff0cNa2H2EDTA<\/td>\n<\/tr>\n<tr>\n<td>\u5370\u5730<\/td>\n<td>InChI=1S\/C10H16N2O8.2Na\/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20;;\/ h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20);;\/q;2*+1\/p-2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<h2 class=\"wp-block-heading\"> <strong>EDTA \u7684\u6027\u8d28<\/strong><\/h2>\n<h3 class=\"wp-block-heading\">EDTA\u914d\u65b9<\/h3>\n<p>EDTA\u4ee3\u8868\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\uff0c\u662f\u4e00\u79cd\u80fd\u591f\u87af\u5408\u91d1\u5c5e\u79bb\u5b50\u7684\u5408\u6210\u6709\u673a\u5316\u5408\u7269\u3002 EDTA\u7684\u5206\u5b50\u5f0f\u4e3aC10H16N2O8\uff0c\u5373\u5206\u5b50\u4e2d\u542b\u670910\u4e2a\u78b3\u539f\u5b50\u300116\u4e2a\u6c22\u539f\u5b50\u30012\u4e2a\u6c2e\u539f\u5b50\u548c8\u4e2a\u6c27\u539f\u5b50\u3002<\/p>\n<h3 class=\"wp-block-heading\"> EDTA \u6469\u5c14\u8d28\u91cf<\/h3>\n<p>\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u7684\u6469\u5c14\u8d28\u91cf\u662f\u5176\u5f0f\u4e2d\u6240\u6709\u539f\u5b50\u7684\u539f\u5b50\u8d28\u91cf\u4e4b\u548c\u3002\u78b3\u3001\u6c22\u3001\u6c2e\u548c\u6c27\u7684\u539f\u5b50\u8d28\u91cf\u5206\u522b\u4e3a12.01g\/mol\u30011.01g\/mol\u300114.01g\/mol\u548c16.00g\/mol\u3002 \u3002\u56e0\u6b64\uff0c\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u7684\u6469\u5c14\u8d28\u91cf\u4e3a (10 x 12.01) + (16 x 1.01) + (2 x 14.01) + (8 x 16.00) = 292.24 g\/mol\u3002<\/p>\n<h3 class=\"wp-block-heading\"> EDTA\u7684\u6cb8\u70b9<\/h3>\n<p>\u7269\u8d28\u7684\u6cb8\u70b9\u662f\u5176\u4ece\u6db2\u4f53\u8f6c\u53d8\u4e3a\u6c14\u4f53\u65f6\u7684\u6e29\u5ea6\u3002\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u7684\u6cb8\u70b9\u4e0d\u5bb9\u6613\u6d4b\u91cf\uff0c\u56e0\u4e3a\u5b83\u5728\u8fbe\u5230\u6cb8\u70b9\u4e4b\u524d\u5c31\u5206\u89e3\u4e86\u3002\u7136\u800c\uff0c\u4e00\u4e9b\u6d88\u606f\u6765\u6e90\u4f30\u8ba1\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u5728 760 mmHg \u538b\u529b\u4e0b\u7684\u6cb8\u70b9\u7ea6\u4e3a 614.2 \u00b0C\u3002<\/p>\n<h3 class=\"wp-block-heading\">\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u7194\u70b9<\/h3>\n<p>\u7269\u8d28\u7684\u7194\u70b9\u662f\u5b83\u4ece\u56fa\u4f53\u8f6c\u53d8\u4e3a\u6db2\u4f53\u7684\u6e29\u5ea6\u3002\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u7684\u7194\u70b9\u53d6\u51b3\u4e8e\u6c34\u5408\u548c\u7ed3\u6676\u7684\u7a0b\u5ea6\u3002\u65e0\u6c34\u5f62\u5f0f\u7684\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u7684\u7194\u70b9\u7ea6\u4e3a240\u00b0C\uff0c\u800c\u4e8c\u6c34\u5408\u7269\u5f62\u5f0f\u7684\u7194\u70b9\u7ea6\u4e3a248\u00b0C\u3002<\/p>\n<h3 class=\"wp-block-heading\"> EDTA \u5bc6\u5ea6 g\/ml<\/h3>\n<p>\u7269\u8d28\u7684\u5bc6\u5ea6\u662f\u5355\u4f4d\u4f53\u79ef\u7684\u8d28\u91cf\u3002\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u7684\u5bc6\u5ea6\u4e5f\u6839\u636e\u6c34\u5408\u548c\u7ed3\u6676\u7a0b\u5ea6\u800c\u53d8\u5316\u3002\u65e0\u6c34\u5f62\u5f0f\u7684\u4f9d\u5730\u9178\u4e8c\u94a0\u7684\u5bc6\u5ea6\u4e3a\u7ea60.86g\/ml\uff0c\u800c\u4e8c\u6c34\u5408\u7269\u5f62\u5f0f\u7684\u5bc6\u5ea6\u4e3a\u7ea61.6g\/ml\u3002<\/p>\n<h3 class=\"wp-block-heading\"> EDTA \u5206\u5b50\u91cf<\/h3>\n<p>\u7269\u8d28\u7684\u5206\u5b50\u91cf\u662f\u5176\u6469\u5c14\u8d28\u91cf\u7684\u53e6\u4e00\u4e2a\u672f\u8bed\uff0c\u5373\u4e00\u6469\u5c14\u7269\u8d28\u7684\u8d28\u91cf\u3002\u5982\u4e0a\u6240\u8ff0\uff0c\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u7684\u6469\u5c14\u8d28\u91cf\u4e3a292.24 g\/mol\uff0c\u56e0\u6b64\u5176\u5206\u5b50\u91cf\u4e5f\u4e3a292.24 g\/mol\u3002<\/p>\n<h3 class=\"wp-block-heading\"> EDTA\u7684\u7ed3\u6784<\/h3>\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/EDTA.jpg\" alt=\"\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\" width=\"165\" height=\"134\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p>\u4f9d\u5730\u9178\u4e8c\u94a0\u7684\u7ed3\u6784\u663e\u793a\u4e86\u5176\u539f\u5b50\u5728\u5206\u5b50\u4e2d\u7684\u6392\u5217\u548c\u952e\u5408\u65b9\u5f0f\u3002\u4f9d\u5730\u9178\u4e8c\u94a0\u5177\u6709\u4e2d\u5fc3\u4e59\u4e8c\u80fa\u57fa\u56e2\uff0c\u5e76\u8fde\u63a5\u6709\u56db\u4e2a\u7fa7\u9178\u57fa\u56e2\u3002\u6bcf\u4e2a\u7fa7\u9178\u57fa\u56e2\u90fd\u53ef\u4ee5\u5931\u53bb\u4e00\u4e2a\u8d28\u5b50\u5e76\u5f62\u6210\u4e00\u4e2a\u8d1f\u7535\u8377\uff0c\u8be5\u8d1f\u7535\u8377\u53ef\u4ee5\u4e0e\u91d1\u5c5e\u79bb\u5b50\u7ed3\u5408\u3002\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u7684\u7ed3\u6784\u53ef\u7528\u4e0b\u56fe\u8868\u793a\uff1a<\/p>\n<h3 class=\"wp-block-heading\"> EDTA\u7684\u6eb6\u89e3\u5ea6<\/h3>\n<p>\u7269\u8d28\u7684\u6eb6\u89e3\u5ea6\u662f\u5728\u7ed9\u5b9a\u6e29\u5ea6\u548c\u538b\u529b\u4e0b\u5728\u7ed9\u5b9a\u6eb6\u5242\u4e2d\u53ef\u4ee5\u6eb6\u89e3\u7684\u91cf\u3002\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u7684\u6eb6\u89e3\u5ea6\u53d6\u51b3\u4e8e\u6eb6\u6db2\u7684 pH \u503c\u548c\u91d1\u5c5e\u79bb\u5b50\u7684\u5b58\u5728\u3002\u4f9d\u5730\u9178\u4e8c\u94a0\u5728\u78b1\u6027\u6eb6\u6db2\u4e2d\u6bd4\u5728\u9178\u6027\u6eb6\u6db2\u4e2d\u66f4\u6613\u6eb6\u89e3\uff0c\u56e0\u4e3a\u5b83\u5f62\u6210\u66f4\u591a\u53ef\u4ee5\u4e0e\u6c34\u5206\u5b50\u76f8\u4e92\u4f5c\u7528\u7684\u8d1f\u7535\u8377\u3002\u4f9d\u5730\u9178\u4e8c\u94a0\u8fd8\u53ef\u4ee5\u4e0e\u91d1\u5c5e\u79bb\u5b50\u5f62\u6210\u7edc\u5408\u7269\uff0c\u91d1\u5c5e\u79bb\u5b50\u53ef\u4ee5\u6839\u636e\u7edc\u5408\u7269\u7684\u7a33\u5b9a\u6027\u548c\u7535\u8377\u589e\u52a0\u6216\u51cf\u5c11\u5176\u6eb6\u89e3\u5ea6\u3002\u4f8b\u5982\uff0c\u5728 pH 7 \u548c 25 \u00b0C \u4e0b\uff0c\u4f9d\u5730\u9178\u4e8c\u94a0\u5728\u6c34\u4e2d\u7684\u6eb6\u89e3\u5ea6\u7ea6\u4e3a 0.5 M (186 mg\/mL)\uff0c\u800c\u5176\u9499\u7edc\u5408\u7269\u7684\u6eb6\u89e3\u5ea6\u7ea6\u4e3a 0.02 M (7 mg\/ml)\u3002<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>\u5916\u8c8c<\/td>\n<td>\u767d\u8272\u7ed3\u6676\u56fa\u4f53<\/td>\n<\/tr>\n<tr>\n<td>\u6bd4\u91cd<\/td>\n<td>\u65e0\u6cd5\u4f7f\u7528<\/td>\n<\/tr>\n<tr>\n<td>\u989c\u8272<\/td>\n<td>\u767d\u8272\u7684<\/td>\n<\/tr>\n<tr>\n<td>\u95fb<\/td>\n<td>\u65e0\u5473<\/td>\n<\/tr>\n<tr>\n<td>\u6469\u5c14\u8d28\u91cf<\/td>\n<td>292.24 \u514b\/\u6469\u5c14<\/td>\n<\/tr>\n<tr>\n<td>\u5bc6\u5ea6<\/td>\n<td>1.6 g\/ml\uff08\u4e8c\u6c34\u5408\u7269\uff09\uff0c0.86 g\/ml\uff08\u65e0\u6c34\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u878d\u5408\u70b9<\/td>\n<td>248\u00b0C\uff08\u4e8c\u6c34\u5408\u7269\uff09\u3001240\u00b0C\uff08\u65e0\u6c34\u7269\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u6cb8\u70b9<\/td>\n<td>614.2\u00b0C\uff08\u5206\u89e3\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u95ea\u70b9<\/td>\n<td>325.2\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u6c34\u4e2d\u6eb6\u89e3\u5ea6<\/td>\n<td>pH 7 \u548c 25 \u00b0C \u65f6\u4e3a 0.5 M (186 mg\/ml)<\/td>\n<\/tr>\n<tr>\n<td>\u6eb6\u89e3\u5ea6<\/td>\n<td>\u6eb6\u4e8e\u78b1\u6027\u6eb6\u6db2\uff0c\u4e0d\u6eb6\u4e8e\u6709\u673a\u6eb6\u5242<\/td>\n<\/tr>\n<tr>\n<td>\u84b8\u6c7d\u538b\u529b<\/td>\n<td>25\u00b0C \u65f6\u4e3a 3.77 x 10^-12 \u6beb\u7c73\u6c5e\u67f1<\/td>\n<\/tr>\n<tr>\n<td>\u84b8\u6c14\u5bc6\u5ea6<\/td>\n<td>\u65e0\u6cd5\u4f7f\u7528<\/td>\n<\/tr>\n<tr>\n<td>\u9178\u5ea6<\/td>\n<td>2.0\u30012.7\u30016.2\u300110.3<\/td>\n<\/tr>\n<tr>\n<td>\u9178\u78b1\u5ea6<\/td>\n<td>4 \u81f3 6\uff080.26 M \u6eb6\u6db2\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<h2 class=\"wp-block-heading\"> <strong>EDTA \u7684\u5b89\u5168\u98ce\u9669<\/strong><\/h2>\n<p>\u4f9d\u5730\u9178\u4e8c\u94a0\u662f\u4e00\u79cd\u5408\u6210\u6709\u673a\u5316\u5408\u7269\uff0c\u53ef\u4ee5\u87af\u5408\u91d1\u5c5e\u79bb\u5b50\u3002\u5176\u5e94\u7528\u5e7f\u6cdb\uff0c\u6d89\u53ca\u533b\u5b66\u3001\u5de5\u4e1a\u3001\u519c\u4e1a\u548c\u7814\u7a76\u9886\u57df\u3002\u4f46\u5982\u679c\u5904\u7406\u4e0d\u5f53\uff0c\u4e5f\u4f1a\u5bf9\u4eba\u7c7b\u5065\u5eb7\u548c\u73af\u5883\u9020\u6210\u4e00\u5b9a\u7684\u98ce\u9669\u3002<\/p>\n<p>\u5982\u679c\u63a5\u89e6\u5230\u76ae\u80a4\u548c\u773c\u775b\uff0c\u4f9d\u5730\u9178\u4e8c\u94a0\u53ef\u80fd\u4f1a\u523a\u6fc0\u76ae\u80a4\u548c\u773c\u775b\u3002\u5982\u679c\u6444\u5165\uff0c\u8fd8\u53ef\u80fd\u5f15\u8d77\u6076\u5fc3\u3001\u5455\u5410\u3001\u8179\u6cfb\u548c\u8179\u75db\u3002\u5982\u679c\u5438\u5165\u53ef\u80fd\u4f1a\u635f\u5bb3\u547c\u5438\u7cfb\u7edf\u3002\u5982\u679c\u88ab\u4eba\u4f53\u5438\u6536\uff0c\u5b83\u4f1a\u5f71\u54cd\u8840\u7ec6\u80de\u548c\u80be\u810f\u3002\u5927\u5242\u91cf\u53ef\u80fd\u81f4\u547d\u3002<\/p>\n<p>\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u5982\u679c\u91ca\u653e\u5230\u73af\u5883\u4e2d\u4e5f\u4f1a\u6c61\u67d3\u571f\u58e4\u548c\u6c34\u3002\u5b83\u53ef\u4ee5\u4e0e\u5fc5\u9700\u91d1\u5c5e\u7ed3\u5408\u5e76\u5f71\u54cd\u690d\u7269\u548c\u52a8\u7269\u5bf9\u5b83\u4eec\u7684\u5229\u7528\u3002\u5b83\u4f1a\u5e72\u6270\u4f9d\u8d56\u91d1\u5c5e\u79bb\u5b50\u7684\u751f\u7269\u8fc7\u7a0b\u3002<\/p>\n<p>\u8c28\u614e\u4f7f\u7528\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u5e76\u4f7f\u7528\u9002\u5f53\u7684\u9632\u62a4\u8bbe\u5907\u3002\u5b58\u653e\u4e8e\u9634\u51c9\u3001\u5e72\u71e5\u3001\u901a\u98ce\u826f\u597d\u7684\u5730\u65b9\u3002\u6839\u636e\u5f53\u5730\u6cd5\u89c4\u5bf9\u5176\u8fdb\u884c\u5904\u7f6e\u3002<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>\u5371\u9669\u7b26\u53f7<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\u5b89\u5168\u8bf4\u660e<\/td>\n<td>S24\/25\uff1a\u907f\u514d\u63a5\u89e6\u76ae\u80a4\u548c\u773c\u775b<\/td>\n<\/tr>\n<tr>\n<td>\u8054\u5408\u56fd\u8bc6\u522b\u53f7<\/td>\n<td>UN3077\uff08\u56fa\u4f53\uff09\u3001UN3082\uff08\u6db2\u4f53\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u6d77\u5173\u7f16\u7801<\/td>\n<td>29224985<\/td>\n<\/tr>\n<tr>\n<td>\u5371\u9669\u7b49\u7ea7<\/td>\n<td>9\uff08\u5404\u79cd\u5371\u9669\u54c1\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u5305\u88c5\u7ec4\u522b<\/td>\n<td>III\uff08\u4f4e\u5371\u9669\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u6bd2\u6027<\/td>\n<td>\u5927\u9f20\u53e3\u670dLD50\uff1a2000 mg\/kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<h2 class=\"wp-block-heading\"> <strong>EDTA\u5408\u6210\u65b9\u6cd5<\/strong><\/h2>\n<p>\u5408\u6210\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u7684\u65b9\u6cd5\u6709\u591a\u79cd\uff0c\u4f46\u6700\u5e38\u89c1\u7684\u662f\u4e59\u4e8c\u80fa\u4e0e\u6c2f\u4e59\u9178\u6216\u5176\u94a0\u76d0\u7684\u7f29\u5408\u53cd\u5e94\u3002<\/p>\n<p>\u8be5\u53cd\u5e94\u5305\u62ec\u4e24\u4e2a\u6b65\u9aa4\uff1a\u9996\u5148\uff0c\u4e59\u4e8c\u80fa\u5bf9\u6c2f\u4e59\u9178\u6216\u5176\u94a0\u76d0\u7684\u4eb2\u6838\u653b\u51fb\u5f62\u6210\u5355\u9170\u80fa\u4e2d\u95f4\u4f53\u3002\u5176\u6b21\uff0c\u9664\u53bb<a href=\"https:\/\/chemuza.org\/cn\/\u76d0\u9178\/\">\u76d0\u9178<\/a>\u6216<a href=\"https:\/\/chemuza.org\/cn\/\u6c2f\u5316\u94a0\/\">\u6c2f\u5316\u94a0<\/a>\u5f62\u6210\u7fa7\u9178\u57fa\u56e2\u3002\u4e3a\u4e86\u5f62\u6210\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\uff0c\u5b83\u53ef\u4ee5\u4e0e\u53e6\u4e00\u5f53\u91cf\u7684\u6c2f\u4e59\u9178\u6216\u5176\u94a0\u76d0\u53cd\u5e94\u3002<\/p>\n<p>\u53e6\u4e00\u79cd\u5408\u6210\u4f9d\u5730\u9178\u4e8c\u94a0\u7684\u65b9\u6cd5\u662f\u5728\u78b1\u6027\u6eb6\u6db2\u4e2d\u7528\u6b21\u6c2f\u9178\u94a0\u6c27\u5316\u4e59\u4e8c\u80fa\u3002\u8be5\u65b9\u6cd5\u4ea7\u751f\u94a0\u76d0\u5f62\u5f0f\u7684\u4f9d\u5730\u9178\u4e8c\u94a0\u548c\u526f\u4ea7\u7269\u6c28\u3002<\/p>\n<p>\u5408\u6210\u4f9d\u5730\u9178\u4e8c\u94a0\u7684\u5176\u4ed6\u65b9\u6cd5\u5305\u62ec\u4f7f\u4e59\u4e8c\u80fa\u4e0e<a href=\"https:\/\/chemuza.org\/cn\/\u7532\u70f7-\u7532\u919b-h2co\/\">\u7532\u919b<\/a>\u548c\u6c30\u5316\u94a0\u53cd\u5e94\u6216\u4f7f\u4e59\u4e8c\u80fa\u4e0e\u4e59\u919b\u9178\u6216\u5176\u916f\u53cd\u5e94\u3002<\/p>\n<h2 class=\"wp-block-heading\"> <strong>EDTA\u7684\u7528\u9014<\/strong><\/h2>\n<p>\u4f9d\u5730\u9178\u4e8c\u94a0\u662f\u4e00\u79cd\u5408\u6210\u6709\u673a\u5316\u5408\u7269\uff0c\u53ef\u4ee5\u87af\u5408\u91d1\u5c5e\u79bb\u5b50\u3002\u5b83\u5728\u4e0d\u540c\u9886\u57df\u548c\u884c\u4e1a\u6709\u591a\u79cd\u7528\u9014\u3002\u4f9d\u5730\u9178\u4e8c\u94a0\u7684\u4e00\u4e9b\u7528\u9014\u662f\uff1a<\/p>\n<ul>\n<li>\u5728\u533b\u5b66\u4e0a\uff0c\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u53ef\u4ee5\u901a\u8fc7\u4e0e\u6709\u6bd2\u91d1\u5c5e\u7ed3\u5408\u5e76\u5c06\u5176\u6392\u51fa\u4f53\u5916\u6765\u6cbb\u7597\u91cd\u91d1\u5c5e\u4e2d\u6bd2\u3002\u5b83\u8fd8\u53ef\u4ee5\u901a\u8fc7\u87af\u5408\u9499\u79bb\u5b50\u6765\u9632\u6b62\u8840\u6813\u548c\u52a8\u8109\u9499\u5316\u3002<\/li>\n<li>\u5728\u98df\u54c1\u548c\u996e\u6599\u4e2d\uff0c\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u53ef\u4ee5\u901a\u8fc7\u9632\u6b62\u6c27\u5316\u548c\u9178\u8d25\u6765\u4fdd\u6301\u4ea7\u54c1\u7684\u989c\u8272\u3001\u98ce\u5473\u548c\u8d28\u5730\u3002\u8fd8\u53ef\u9632\u6b62\u91d1\u5c5e\u79bb\u5b50\u5f15\u8d77\u7684\u53d8\u8272\u3001\u53d8\u8d28\u3002<\/li>\n<li>\u5728\u5316\u5986\u54c1\u548c\u4e2a\u4eba\u62a4\u7406\u54c1\u4e2d\uff0c\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u53ef\u4ee5\u901a\u8fc7\u9632\u6b62\u5fae\u751f\u7269\u751f\u957f\u548c\u91d1\u5c5e\u50ac\u5316\u53cd\u5e94\u6765\u63d0\u9ad8\u4ea7\u54c1\u7684\u7a33\u5b9a\u6027\u548c\u6709\u6548\u6027\u3002\u5b83\u8fd8\u53ef\u4ee5\u901a\u8fc7\u87af\u5408\u8d1f\u8d23\u6c34\u786c\u5ea6\u7684\u77ff\u7269\u8d28\u6765\u6539\u5584\u4ea7\u54c1\u7684\u5916\u89c2\u548c\u611f\u89c9\u3002<\/li>\n<li>\u5728\u5de5\u4e1a\u548c\u7814\u7a76\u4e2d\uff0c\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u53ef\u4ee5\u901a\u8fc7\u87af\u5408\u5e72\u6270\u91d1\u5c5e\u79bb\u5b50\u6765\u63d0\u9ad8\u4ea7\u54c1\u548c\u5de5\u827a\u7684\u6027\u80fd\u548c\u8d28\u91cf\u3002\u4f8b\u5982\uff0c\u5b83\u53ef\u4ee5\u9632\u6b62\u9505\u7089\u548c\u7ba1\u9053\u4e2d\u7684\u6c34\u57a2\u5f62\u6210\uff0c\u6539\u5584\u7eba\u7ec7\u5370\u67d3\uff0c\u53bb\u9664\u91d1\u5c5e\u4e0a\u7684\u9508\u8ff9\u548c\u6c61\u6e0d\uff0c\u4ee5\u53ca\u63a7\u5236\u5206\u6790\u65b9\u6cd5\u4e2d\u7684pH\u503c\u548c\u91d1\u5c5e\u6d53\u5ea6\u3002<\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\"><strong>\u95ee\u9898\uff1a<\/strong><\/h2>\n<h3 class=\"wp-block-heading\">\u95ee\uff1a\u4ec0\u4e48\u662f EDTA\uff1f<\/h3>\n<p>\u7b54\uff1a\u4f9d\u5730\u9178\u4e8c\u94a0\u662f\u4e00\u79cd\u5408\u6210\u6709\u673a\u5316\u5408\u7269\uff0c\u53ef\u4ee5\u87af\u5408\u91d1\u5c5e\u79bb\u5b50\u3002\u5b83\u4ee3\u8868\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u3002<\/p>\n<h3 class=\"wp-block-heading\">\u95ee\uff1a\u5982\u4f55\u914d\u5236 EDTA \u6eb6\u6db2\uff1f<\/h3>\n<p>\u7b54\uff1a\u8981\u5236\u5907\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u6eb6\u6db2\uff0c\u8bf7\u79f0\u53d6\u6240\u9700\u91cf\u7684\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u5e76\u5c06\u5176\u6eb6\u89e3\u5728\u84b8\u998f\u6c34\u4e2d\u3002\u7528\u6c22\u6c27\u5316\u94a0\u8c03\u8282 pH \u503c\u81f3 8.0\u3002<\/p>\n<h3 class=\"wp-block-heading\">\u95ee\uff1a\u5982\u4f55\u5c06EDTA\u6eb6\u89e3\u5728\u6c34\u4e2d\uff1f<\/h3>\n<p>\u7b54\uff1a\u4f9d\u5730\u9178\u4e8c\u94a0\u6613\u6eb6\u4e8e\u6c34\uff0c\u4f46\u6eb6\u89e3\u7f13\u6162\u3002\u8981\u5c06\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u6eb6\u89e3\u5728\u6c34\u4e2d\uff0c\u8bf7\u5c06\u6c34\u52a0\u70ed\u81f3\u7ea6 80\u00b0C\uff0c\u5e76\u6405\u62cc\u6df7\u5408\u7269\u76f4\u81f3\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u5b8c\u5168\u6eb6\u89e3\u3002<\/p>\n<h3 class=\"wp-block-heading\">\u95ee\uff1a\u5982\u4f55\u914d\u52360.5M EDTA\uff1f<\/h3>\n<p>\u7b54\uff1a\u8981\u5236\u5907 0.5M \u4f9d\u5730\u9178\u4e8c\u94a0\uff0c\u79f0\u53d6 73.06 \u514b\u4f9d\u5730\u9178\u4e8c\u94a0\uff0c\u5e76\u5c06\u5176\u6eb6\u89e3\u5728 800 \u6beb\u5347\u84b8\u998f\u6c34\u4e2d\u3002\u7528\u6c22\u6c27\u5316\u94a0\u8c03\u8282 pH \u503c\u81f3 8.0\uff0c\u5e76\u7528\u84b8\u998f\u6c34\u5c06\u6eb6\u6db2\u7a00\u91ca\u81f3 1 L\u3002<\/p>\n<h3 class=\"wp-block-heading\">\u95ee\uff1aEDTA \u6709\u4ec0\u4e48\u4f5c\u7528\uff1f<\/h3>\n<p>\u7b54\uff1a\u4f9d\u5730\u9178\u4e8c\u94a0\u4e0e\u91d1\u5c5e\u79bb\u5b50\u7ed3\u5408\u5e76\u4e0e\u5176\u5f62\u6210\u7a33\u5b9a\u7684\u590d\u5408\u7269\u3002\u8fd9\u53ef\u4ee5\u9632\u6b62\u91d1\u5c5e\u79bb\u5b50\u4e0e\u5176\u4ed6\u7269\u8d28\u53d1\u751f\u53cd\u5e94\u6216\u5e72\u6270\u5206\u6790\u65b9\u6cd5\u3002<\/p>\n<h3 class=\"wp-block-heading\">\u95ee\uff1aEDTA \u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/h3>\n<p>\u7b54\uff1a\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u662f\u6307\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\uff0c\u662f\u5316\u5b66\u5f0f\u4e3a[CH2N(CH2CO2H)2]2\u7684\u5316\u5408\u7269\u7684\u540d\u79f0\u3002<\/p>\n<h3 class=\"wp-block-heading\">\u95ee\uff1a\u5982\u4f55\u7528EDTA\u6ef4\u5b9a\u6cd5\u8ba1\u7b97\u6c34\u7684\u786c\u5ea6\uff1f<\/h3>\n<p>\u7b54\uff1a\u8981\u901a\u8fc7\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u6ef4\u5b9a\u8ba1\u7b97\u6c34\u786c\u5ea6\uff0c\u8bf7\u4f7f\u7528\u9002\u5f53\u7684\u6307\u793a\u5242\u7528\u6807\u51c6\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u6eb6\u6db2\u6ef4\u5b9a\u5df2\u77e5\u4f53\u79ef\u7684\u6c34\u6837\u3002\u8bb0\u5f55\u6240\u7528\u4e59\u4e8c\u80fa\u56db\u4e59\u9178\u4e8c\u94a0\u7684\u4f53\u79ef\uff0c\u5e76\u4f7f\u7528\u4ee5\u4e0b\u516c\u5f0f\uff1a \u786c\u5ea6\uff08mg\/L\uff0c\u4ee5 CaCO3 \u8ba1\uff09=\uff08EDTA \u4f53\u79ef x EDTA \u6469\u5c14\u6d53\u5ea6 x 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