ISO 787-4-1981 标准详情
- 标准号:ISO 787-4-1981
- 中文标题:颜料和体质颜料的通用试验方法 第4部分:水萃取酸度或碱度的测定
- 英文标题:General methods of test for pigments and extenders; Part 4 : Determination of acidity or alkalinity of the aqueous extract
- 标准类别:国际标准化组织标准ISO
- 发布日期:1981-09
The principle of the method consists in the hot extraction of the material by following the procedure specified in ISO 787/3, to the stage of obtaining a perfectly clear filtrate. The determination is carried out with indicator solution (method A). I
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