标准号:ISO 8975-1989
中文标准名称:塑料 酚醛树脂 pH值的测定
英文标准名称:Plastics; phenolic resins; determination of pH
标准类型:G31
发布日期:1999/12/31 12:00:00
实施日期:1989/10/1 12:00:00
中国标准分类号:G31
国际标准分类号:83.080.10
适用范围:This International Standard specifies a method for the determination of the pH of liquid phenolic resins at the manufacturing stage or on the market.
NOTE 1 A variant of this method, applicable to solid phenolic resins, is described in annex A. With liquid resins having a viscosity greater than 2 Pa·s, it may be neces-sary to use this variant, which calls for a magnetic stirrer.