This standard specifies the determination methods for water-insoluble substances in salt products and salt chemical products. This standard applies to the determination of water-insoluble substances in salt products and salt chemical products.
GB/T 13025.4-2012 Referenced Document
GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
GB/T 13025.4-2012 history
2012GB/T 13025.4-2012 General test method in salt industry.Determination of insoluble matter
1991GB/T 13025.4-1991 General test method in salt industry--Determination of insoluble matter