标准摘要
[中文适用范围]： 本标准规定了聚氯乙烯灰分测定的三种方法。通用程序遵循ISO 3451-1。灰分测定采用方法A；硫酸灰分测定采用方法B和方法C。上述三种方法均适用于树脂、化合物及成品。当存在含铅化合物时，可采用方法B和方法C。 [外文原描述]： This document specifies three methods for the determination of the ash of poly(vinyl chloride). The general procedures given in ISO 3451-1 are followed. For ash, method A is used. For sulfated ash, methods B and C are used. All three methods are applicable to resins, compounds and finished products. Methods B and C are applicable when lead-containing compounds are present.
英文名称Plastics — Determination of ash — Part 5: Poly(vinyl chloride)