This Standard specifies the determination method of insoluble matter in salt products and chemicals.
This Standard is applicable to the determination of insoluble matter in salt products and chemicals.
2 Normative References
The following document for the application of this document is essential. For dated reference, only the edition cited applies. For undated reference, the latest edition of the normative document (including any amendments) applies.
GB/T 6682-2008 Water for Analytical Laboratory Use-Specification and Test Methods
3 Principle
The specimen is dissolved in water and filtered by suction with a glass crucible and the residue is dried and weighed to determine the content of insoluble matter.
