标准摘要
[中文适用范围]： 其原理包括溶解测试部分、通过过滤坩埚真空过滤溶液来分离所有不溶物、干燥和称重。 也得到了 IUPAC 的批准。 [外文原描述]： The principle consists in dissolution of a test portion, separation of all insoluble matter by filtration of the solution by vacuum through a filter crucible, drying and weighing. Has also been approved by the IUPAC.
英文名称Sodium fluoride for industrial use — Determination of water-insoluble matter