\u56fd\u6807GBT14402-2007\u5173\u4e8e\u6837\u54c1\u7684\u7814\u78e8\u8981\u6c42\u662f\u5c06\u6837\u54c1\u9010\u6b21\u7814\u78e8\u5f97\u5230\u7c89\u672b\u72b6\u7684\u8bd5\u6837\u3002\u5728\u7814\u78e8\u7684\u65f6\u5019\u4e0d\u80fd\u6709\u70ed\u5206\u89e3\u53d1\u751f\u3002\u6837\u54c1\u8981\u91c7\u7528\u4ea4\u9519\u7814\u78e8\u7684\u65b9\u5f0f\u8fdb\u884c\u7814\u78e8\u3002\u5982\u679c\u6837\u54c1\u4e0d\u80fd\u7814\u78e8,\u5219\u53ef\u91c7\u7528\u5176\u4ed6\u65b9\u5f0f\u5c06\u6837\u54c1\u5236\u6210\u5c0f\u9897\u7c92\u6216\u7247\u6750\u3002<\/p>\n\n\n\n
\u5bf9\u5e94\u7684\u6b27\u6807ENISO1716-2018\u6709\u66f4\u65b0\u63cf\u8ff0\uff0c\u5982\u679c\u5300\u8d28\u6750\u6599\u7814\u78e8\u4f1a\u5206\u89e3\u6210\u4e0d\u540c\u5bc6\u5ea6\u7684\u6210\u5206\uff0c\u53730.5g\u6837\u54c1\u7c89\u672b\u4e0d\u80fd\u4ee3\u8868\u539f\u59cb\u5236\u54c1\u7684\u6750\u6599\u7ec4\u5206\uff0c\u5219\u7528\u9002\u5f53\u7684\u65b9\u5f0f\u52a0\u5de5\u7f29\u51cf\u6837\u54c1\uff0c\u5982\u952f\u5207\u6210\u5706\u7247\uff0c\u6216\u7528\u5c0f\u5200\u5207\u6210\u5c0f\u5757\u3002\u5982\u8fd9\u4e5f\u4e0d\u53ef\u52a0\u5de5\uff0c\u5219\u9700\u8981\u5236\u9020\u5546\u63d0\u4f9b\u5355\u4e00\u539f\u6599\u8fdb\u884c\u6d4b\u8bd5\u3002In the case of homogeneous material which, when ground, clearly separates into components of different density, so that a 0,5 g sample of the product, when taken from the ground powder, is not representative of the original product with respect to the proportion of the materials present, reduce the sample by any appropriate method, e.g. by sawing the sample into thin discs or by cutting it with a knife into small pieces. If this preparation is not possible, testing shall be conducted on the individual ingredients used in the manufacture of that product.<\/p>\n\n\n\n
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