Chinese Standard: GB/T 13526-2007

Unplasticized polyvinyl chloride(PVC-U) pipes—Dichloromethane resistance test method

全国塑料制品标准化技术委员会塑料管材、管件及阀门分技术委员会(SAC/TC 48/SC 3)

本标准规定了硬聚氯乙烯（PVCU）管材的二氯甲烷浸渍试验方法。
本标准作为生产过程的快速质量控制，用以表征管材的塑化程度和均一性。
本标准适用于各种用途的硬聚氯乙烯（PVCU）管材。

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