{"id":103759,"date":"2025-08-12T10:09:22","date_gmt":"2025-08-12T02:09:22","guid":{"rendered":"http:\/\/www.broadbio.com\/?post_type=product&p=103759"},"modified":"2025-08-12T10:09:26","modified_gmt":"2025-08-12T02:09:26","slug":"nist-srm-920-d-%e7%94%98%e9%9c%b2%e9%86%87%e6%a0%87%e5%87%86%e7%89%a9%e8%b4%a8","status":"publish","type":"product","link":"http:\/\/www.broadbio.com\/product\/nist-srm-920-d-%e7%94%98%e9%9c%b2%e9%86%87%e6%a0%87%e5%87%86%e7%89%a9%e8%b4%a8","title":{"rendered":"NIST SRM 920 D-\u7518\u9732\u9187\u6807\u51c6\u7269\u8d28"},"content":{"rendered":"\n\n\n\n\n\n\n\n\n\n\n\n
\u4ea7\u54c1\u8d27\u53f7<\/td>\nSRM 920\/ NIST SRM 920<\/strong><\/td>\n<\/tr>\n
\u4ea7\u54c1\u540d\u79f0<\/td>\nD-Mannitol<\/strong><\/td>\n<\/tr>\n
\u4e2d\u6587\u540d\u79f0<\/td>\nD-<\/strong>\u7518\u9732\u9187<\/strong>\/ D-<\/strong>\u7518\u9732\u9187<\/strong>\u6807\u51c6\u7269\u8d28\/<\/strong>D-<\/strong>\u7518\u9732\u9187\u6807\u51c6\u54c1<\/strong><\/td>\n<\/tr>\n
\u4ea7\u54c1\u89c4\u683c<\/td>\n50 g<\/td>\n<\/tr>\n
\u4ea7\u54c1\u8be6\u60c5<\/td>\n\u672c\u6807\u51c6\u53c2\u8003\u7269\u8d28\uff08SRM\uff09\u4e3b\u8981\u7528\u4e8e\u5316\u5b66\u5206\u6790\u4e2d\u7518\u6cb9\u4e09\u916f\u6d4b\u5b9a\u7a0b\u5e8f\u7684\u6821\u51c6\u548c\u6807\u51c6\u5316\uff0c\u4ee5\u53ca\u5bf9\u8fd9\u4e9b\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u7684\u5e38\u89c4\u5de5\u4f5c\u6216\u4e8c\u6b21\u53c2\u8003\u7269\u8d28\u7684\u5173\u952e\u8bc4\u4f30\u3002\u5b83\u88ab\u8bc1\u660e\u662f\u4e00\u79cd\u5df2\u77e5\u7eaf\u5ea6\u7684\u5316\u5b66\u54c1\u3002SRM 920\u7684\u4e00\u4e2a\u5355\u5143\u753150\u514b\u6750\u6599\u7ec4\u6210\u3002<\/td>\n<\/tr>\n
\u4ea7\u54c1\u6709\u6548\u671f<\/td>\n\u81ea\u8d2d\u4e70\u4e4b\u65e5\u8d775\u5e74<\/td>\n<\/tr>\n
\u8bc1\u4e66\u66f4\u65b0\u65f6\u95f4<\/td>\n22-Feb-2016.<\/td>\n<\/tr>\n
\u50a8\u5b58\u6e29\u5ea6<\/td>\n\u5ba4\u6e29\u4fdd\u5b58\/\u6709\u5173\u6b64\u6750\u6599\u7684\u5b58\u50a8\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605\u8bc1\u4e66\u3002<\/td>\n<\/tr>\n
\u5371\u9669\u7b49\u7ea7<\/td>\n\u975e\u5371<\/td>\n<\/tr>\n
\u6613\u8150\u7c7b\u578b<\/td>\n\u4e0d\u6613\u8150\u70c2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

NIST SRM 920\u8bc1\u4e66\u6548\u671f\uff1a<\/strong>\u5728\u89c4\u5b9a\u7684\u6d4b\u91cf\u4e0d\u786e\u5b9a\u5ea6\u8303\u56f4\u5185\uff0cSRM 920\u7684\u8bc1\u4e66\u6709\u6548\u671f\u4e3a\u81ea\u8d2d\u4e70\u4e4b\u65e5\u8d77\u4e94\u5e74\uff0c\u524d\u63d0\u662fSRM\u6309\u7167\u672c\u8bc1\u4e66\u4e2d\u7684\u8bf4\u660e\u8fdb\u884c\u5904\u7406\u548c\u50a8\u5b58\uff08\u8bf7\u53c2\u9605\u201c\u50a8\u5b58\u548c\u4f7f\u7528\u8bf4\u660e\u201d\uff09\u3002\u5982\u679cSRM\u88ab\u635f\u574f\u3001\u6c61\u67d3\u6216\u4ee5\u5176\u4ed6\u65b9\u5f0f\u4fee\u6539\uff0c\u5219\u8be5\u8ba4\u8bc1\u65e0\u6548\u3002<\/p>\n

SRM<\/strong>\u8ba4\u8bc1\u7684\u7ef4\u62a4\uff1a<\/strong>NIST\u5c06\u5728\u8ba4\u8bc1\u671f\u95f4\u5bf9\u8be5SRM\u8fdb\u884c\u76d1\u63a7\u3002\u5982\u679c\u53d1\u751f\u5f71\u54cd\u8ba4\u8bc1\u7684\u5b9e\u8d28\u6027\u6280\u672f\u53d8\u66f4\uff0cNIST\u5c06\u901a\u77e5\u4e70\u65b9\u3002\u6ce8\u518c\uff08\u89c1\u9644\u9875\u6216\u5728\u7ebf\u6ce8\u518c\uff09\u5c06\u4fbf\u4e8e\u901a\u77e5\u3002<\/p>\n

R.Schaffer\u4e3b\u6301\u4e86\u6280\u672f\u6d4b\u91cf\u7684\u603b\u4f53\u6307\u5bfc\u548c\u534f\u8c03\u5de5\u4f5c\uff0c\u4ece\u800c\u83b7\u5f97\u4e86\u8ba4\u8bc1\u3002<\/p>\n

\u5206\u6790\u7531NIST\u5728\u524d\u56fd\u5bb6\u7edf\u8ba1\u5c40\u5206\u6790\u5316\u5b66\u90e8\u95e8\u7531R.F.Brady\uff0cJr.\u3001B.Coxon\u3001B.A.Johnson\u3001W.H.McCurdy\u548cW.P.Schmidt\u8fdb\u884c\u3002<\/p>\n

\u672cSRM\u7684\u7f16\u5236\u3001\u8ba4\u8bc1\u548c\u53d1\u5e03\u6240\u6d89\u53ca\u7684\u6280\u672f\u548c\u652f\u6301\u65b9\u9762\u7531\u524d\u56fd\u5bb6\u7edf\u8ba1\u5c40\u6807\u51c6\u53c2\u8003\u6750\u6599\u529e\u516c\u5ba4\u7684T.W.Mears\u534f\u8c03\u3002<\/p>\n

\u672c\u5206\u6790\u8bc1\u4e66\u7ecf\u8fc7\u7f16\u8f91\u4fee\u8ba2\uff0c\u4ee5\u53cd\u6620NIST\u548c\u5546\u52a1\u90e8\u7684\u8ba1\u5212\u548c\u7ec4\u7ec7\u53d8\u5316\u3002\u672a\u5c1d\u8bd5\u91cd\u65b0\u8bc4\u4f30\u8bc1\u4e66\u503c\u6216\u6b64\u8bc1\u4e66\u4e0a\u63d0\u4f9b\u7684\u4efb\u4f55\u6280\u672f\u6570\u636e\u3002<\/p>\n

\u672cSRM\u53d1\u5e03\u6d89\u53ca\u7684\u652f\u6301\u65b9\u9762\u901a\u8fc7NIST\u6807\u51c6\u7269\u8d28\u529e\u516c\u5ba4\u8fdb\u884c\u534f\u8c03\u3002<\/p>\n

D-\u7518\u9732\u9187\u6807\u51c6\u7269\u8d28\u6765\u6e90\u3001\u5236\u5907\u548c\u5206\u6790<\/strong><\/p>\n

D-\u7518\u9732\u9187\u4ecePfanstiehl Laboratories\uff0c\u80a1\u4efd\u6709\u9650\u516c\u53f8\uff08Waukegan\uff0cIL\uff09\u83b7\u5f97\u3002SRM\u7684\u5747\u5300\u6027\u901a\u8fc7\u4ece\u6563\u88c5\u6750\u6599\u4e2d\u968f\u673a\u62bd\u53d6\u768420\u4e2a\u6837\u54c1\u7684\u5dee\u793a\u626b\u63cf\u91cf\u70ed\u6cd5\u3001\u6781\u5316\u6cd5\u3001\u6c14\u6db2\u8272\u8c31\u6cd5\u548c\u8584\u5c42\u8272\u8c31\u6cd5\u8fdb\u884c\u76d1\u6d4b\u3002\u5143\u7d20\u5fae\u91cf\u5206\u6790(\uf0b1 2 SD\uff09\u663e\u793a\u51fa39.51%\u7684\u78b3\uf0b1 0.10%\u548c\u6c227.86%\uf0b1 0.12 %; \u8ba1\u7b97\u503c\u5206\u522b\u4e3a39.56%\u548c7.75%\u3002SRM\u5728\u6253\u5f00\u7684\u6bdb\u7ec6\u7ba1\u4e2d\u4ee50.5\u00b0C\u2022min\u20131\u7684\u6e29\u5ea6\u52a0\u70ed\u65f6\uff0c\u5728167.0\u00b0C\u81f3168.0\u00b0C\uff08corr.\uff09\u7684\u6e29\u5ea6\u4e0b\u7194\u5316\u3002<\/p>\n

\u4f7f\u7528\u706b\u7130\u79bb\u5b50\u5316\u68c0\u6d4b\u5668\uff0c\u5728\u6d82\u67093%GE-XE-60\u6db2\u76f8\u7684gas Chrom Q\uff08100-120\u76ee\uff09\u768410\u82f1\u5c3a\u67f1\u4e0a\uff0c\u901a\u8fc7\u516d\u57fa-o-\uff08\u4e09\u6c1f\u4e59\u9170\u57fa\uff09\u884d\u751f\u7269\u7684\u6c14\u76f8\u8272\u8c31\u6cd5\u6d4b\u5b9a\u6750\u6599\u4e2dD-\u8461\u7cd6\u9187\u7684\u542b\u91cf\u3002\u901a\u8fc7\u572825\u00b0C\u81f330\u00b0C\u4e0b\u5c06200 mg D-\u7518\u9732\u9187\u30012 mL\u4e09\u6c1f\u4e59\u9178\u9150\u548c10 mg\u4e09\u6c1f\u4e59\u9178\u94a0\u57282 mL\u785d\u57fa\u7532\u70f7\u4e2d\u5904\u74062\u5c0f\u65f6\u6765\u5236\u5907\u884d\u751f\u7269\u3002\u5c06\u6240\u5f97\u6eb6\u6db2\u7528\u785d\u57fa\u7532\u70f7\u7a00\u91ca\u81f35.0 mL\uff0c\u5e76\u5c062 mL\u7b49\u5206\u8bd5\u6837\u6ce8\u5165\u6c14\u76f8\u8272\u8c31\u6cd5\uff08\u5165\u53e3\u6e29\u5ea6135\u00b0C\uff1b\u67f1145\u00b0C\uff1b\u68c0\u6d4b\u5668150\u00b0C\uff09\u3002<\/p>\n

\u901a\u8fc7\u5dee\u793a\u626b\u63cf\u91cf\u70ed\u6cd5\u6d4b\u5b9a\u7684SRM\u7684\u7eaf\u5ea6\u4e3a99.9\u6469\u5c14%\uff0c\u901a\u8fc7\u76f8\u6eb6\u89e3\u5ea6\u5206\u6790\u4e3a99.8\u91cd\u91cf%\u3002\u5bf9\u4e8e\u5dee\u793a\u626b\u63cf\u91cf\u70ed\u6cd5\uff0cD-\u7518\u9732\u9187\uff08~0.5 mg\uff09\u572880 K\u2022min\u20131\u4e0b\u4ece380 K\u52a0\u70ed\u5230436 K\uff0c\u7136\u540e\u57280.625 K\u2022min-1\u4e0b\u4ece436 K\u52a0\u70ed\u5230442 K\u3002\u76f8\u6eb6\u89e3\u5ea6\u5206\u6790\u662f\u901a\u8fc7\u572825\u00b0C\u4e0b\u7528\u4e59\u9187-\u6c34\uff081:1\uff0cv\/v\uff09\u6216\u7532\u9187-\u6c34\uff081-1\uff0cv\/v\uff09\u5e73\u8861\u6750\u6599\u516d\u5929\u6765\u8fdb\u884c\u7684\u3002<\/p>\n

\u901a\u8fc7\u7eb8\u5f20\u548c\u8584\u5c42\u8272\u8c31\u6cd5\u3001\u7ea2\u5916\u5149\u8c31\u6cd5\uff08KCl\u9897\u7c92\uff09\u3001\u7d2b\u5916\u5206\u5149\u5149\u5ea6\u6cd5\uff0820%\u7684\u6750\u6599\u6c34\u6eb6\u6db2\uff09\u6216\u8d28\u5b50\u548c\u78b3-13\u6838\u78c1\u5171\u632f\u6ce2\u8c31\u6cd5\uff08NMR\uff09\u672a\u53d1\u73b0\u6742\u8d28\u3002<\/p>\n

\u901a\u8fc7\u7d2f\u79ef0.1g\u6750\u6599\u57280.5mL\u7532\u57fa\u4e9a\u781c-d6\u4e2d\u7684\u6eb6\u6db2\u7684324\u6b21\u9891\u7387\u626b\u63cf\u800c\u572890MHz\u4e0b\u83b7\u5f97\u7684\u8d28\u5b50NMR\u5149\u8c31\u663e\u793a\uff0c\u5982\u5bf9D-\u7518\u9732\u9187\u6240\u9884\u671f\u7684\uff0c\u7531\u4e8e\u516d\u4e2a\u7f9f\u57fa\u8d28\u5b50\uff0c\u4ec5\u56db\u7532\u57fa\u7845\u70f7\u5206\u522b\u57284.4ppm\u548c4.2ppm\u5904\u7684\u590d\u5408\u591a\u5cf0\uff0c\u7531\u4e8e\u516b\u4e2aCH\u8d28\u5b50\uff0c\u4ec5\u57283.5ppm\u5904\u7684\u590d\u5408\u591a\u5cf0\u3002<\/p>\n

\u8d28\u5b50\u53bb\u8026\u7684\u78b3-13 NMR\u5149\u8c31\u572822.6MHz\u4e0b\u4ece\u6750\u6599\u5728\u6c34\u4e2d\u7684\u9971\u548c\u6eb6\u6db2\u516d\u6c1f\u4e19\u916e\u4e09\u6c34\u5408\u7269\uff085:1v\/v\uff09\u76841024\u6b21\u626b\u63cf\u4e2d\u7d2f\u79ef\uff0c\u8be5\u6eb6\u6db2\u5bf9\u6c1f\u5177\u6709\u5f02\u6838\u3001\u573a\u9891\u7387\u7a33\u5b9a\uff0c\u7531\u4e8eD-\u7518\u9732\u9187\u7684\u53cc\u91cd\u5bf9\u79f0\u8f74\uff0c\u4ec5\u663e\u793a\u6765\u81ea\u5916\u90e8\u7684\u5bcc\u542b13C\u7684\u4e8c\u786b\u5316\u78b3\u7684122ppm\u3001123ppm\u548c129ppm\u7684\u4e09\u4e2a\u5355\u7ebf\u6001\u3002<\/p>\n

\u5728\u6ca1\u6709\u8d28\u5b50\u53bb\u8026\u7684\u60c5\u51b5\u4e0b\uff0c\u7c7b\u4f3c\u6eb6\u6db2\u76845650\u6b21\u626b\u63cf\u7ed9\u51fa\u4e86\u78b3-13 NMR\u5149\u8c31\uff0c\u8be5\u5149\u8c31\u4ec5\u663e\u793a\u4e24\u4e2a\u91cd\u53e0\u7684\u53cc\u5cf0\uff08J13C-H 146 Hz\u548c141 Hz\uff09\uff0c\u6bcf\u4e2a\u53cc\u5cf0\u91cd\u53e0\u4e00\u4e2a\u4e09\u91cd\u6001\uff08J13CH 142 Hz\uff09\u3002<\/p>\n

\u901a\u8fc7\u81ea\u52a8\u504f\u632f\u4eea\u548c\u9ad8\u7cbe\u5ea6\u624b\u52a8\u504f\u632f\u4eea\u6d4b\u91cf\u65cb\u5149\u5ea6\uff0c\u4f7f\u7528\u6750\u6599\u5728\u6c34\u4e2d\u6216\u572820\u00b0C\u4e0b\u75280.5M\u786b\u9178\u7a00\u91ca\u81f325.0mL\u76844.7%\u94bc\u9178\u94f5\u6c34\u6eb6\u6db2\uff0820.0mL\uff09\u4e2d\u7684\u6eb6\u6db2\u3002<\/p>\n

\u572870\u00b0C\u4e0b\u771f\u7a7a\u52a0\u70ed24\u5c0f\u65f6\u540e\uff0c7 g SRM\u6837\u54c1\u7684\u91cd\u91cf\u51cf\u5c11\u4e860.001%-0.002%\uff1b\u7136\u800c\uff0c\u5728110\u00b0C\u548c30\u6258\u7684\u6e29\u5ea6\u4e0b\uff0c\u572880\u5c0f\u65f6\u5185\u6ca1\u6709\u8fbe\u5230\u6052\u5b9a\u7684\u91cd\u91cf\uff0c\u6b64\u65f650\u514b\u6750\u6599\u6837\u54c1\u7684\u91cd\u91cf\u51cf\u5c11\u4e860.02%\uff0c\u4e3b\u8981\u5bf9\u5e94\u4e8e\u6837\u54c1\u7684\u5347\u534e\u3002\u572825g\u6837\u54c1\u4e0a\u5206\u522b\u6d4b\u5b9aSRM\u7684\u4e0d\u6eb6\u4e8e\u6c34\u7684\u6b8b\u7559\u7269\u548c\u7070\u5206\u542b\u91cf\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u672c\u6807\u51c6\u53c2\u8003\u7269\u8d28\uff08SRM\uff09\u4e3b\u8981\u7528\u4e8e\u5316\u5b66\u5206\u6790\u4e2d\u7518\u6cb9\u4e09\u916f\u6d4b\u5b9a\u7a0b\u5e8f\u7684\u6821\u51c6\u548c\u6807\u51c6\u5316\uff0c\u4ee5\u53ca\u5bf9\u8fd9\u4e9b\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u7684\u5e38\u89c4\u5de5\u4f5c\u6216\u4e8c\u6b21\u53c2\u8003\u7269\u8d28\u7684\u5173\u952e\u8bc4\u4f30\u3002\u5b83\u88ab\u8bc1\u660e\u662f\u4e00\u79cd\u5df2\u77e5\u7eaf\u5ea6\u7684\u5316\u5b66\u54c1\u3002SRM 920\u7684\u4e00\u4e2a\u5355\u5143\u753150\u514b\u6750\u6599\u7ec4\u6210\u3002<\/p>\n

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