Plastics—Poly(vinyl alcohol) (PVAL) materials—Part 7:Determination for sodium hydroxide contents
NEQ JIS K 6726:1994(2003年确认)
全国塑料标准化技术委员会塑料树脂通用方法和产品分会(SAC/TC 15/SC 4)
GB/T 12010的本部分规定了用滴定法测定聚乙烯醇材料中氢氧化钠含量的方法。
本部分适用于测定醇解度大于70%（摩尔分数）的聚乙烯醇材料中氢氧化钠的含量。
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