BS 2782-4 Methods 452D to 452F-1978 塑料试验方法.第4部分:化学性能.聚烯烃混合物水萃取物pH值测定.聚烯烃混合物水可溶硫酸盐含量测定.聚烯烃混合物水可溶氯化物含量

标准号：BS 2782-4 Methods 452D to 452F-1978
中文标准名称：塑料试验方法.第4部分:化学性能.聚烯烃混合物水萃取物pH值测定.聚烯烃混合物水可溶硫酸盐含量测定.聚烯烃混合物水可溶氯化物含量测定
英文标准名称：Methods of testing plastics - Chemical properties - Determination of pH of water extract of polyolefin compound - Determination of water-soluble sulphates in polyolefin compound - Determination of water-soluble chlorides in polyolefin compound
标准类型：G31
发布日期：1978/1/31 12:00:00
实施日期：1978/1/31 12:00:00
中国标准分类号：G31
国际标准分类号：83.080.20
适用范围：Method 452D describes a procedure for determining the pH of a hot water extract of a powdered sample of a polyolefin. Method 452E describes a procedure for determining the percentage of water-soluble sulphates in the hot water extract of a polyolefin. Method 452F describes a procedure for determining the percentage of water-soluble chlorides in the hot water extract of a polyolefin.