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Chinese Standard: GB/T 21992-2008

Polyvinyl chloride resins for paste—Determination of number of impurities particles and foreign particles

NEQ  ГOCT 14039:1978(RU)(1984年确认)

全国塑料标准化技术委员会聚氯乙烯树脂产品分会(SAC/TC 15/SC 7)

本标准规定了糊用聚氯乙烯树脂中杂质与外来粒子数的测定原理、所用仪器和材料、操作步骤及结果表示等内容。
本标准适用于糊用聚氯乙烯树脂中杂质与外来粒子数的测定。

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