Sodium chloride for industrial use; Determination of sulphate content; Barium sulphate gravimetric method
Edition 1972-12

Sodium chloride for industrial use; Determination of halogens, expressed as chlorine; Mercurimetric method
Edition 1973-01

Sodium chloride for industrial use; Determination of calcium and magnesium contents; EDTA complexometric methods
Edition 1973-02

Sodium fluoride primarily used for the production of aluminium; Determination of chlorides content; Turbidimetric method
Edition 1976-04

Sodium hexafluorosilicate for industrial use; Determination of free acidity and total hexafluorosilicate content; Titrimetric method
Edition 1977-03

Sodium hydroxide for industrial use; Determination of mercury content; Flameless atomic absorption spectrometric method
Edition 1979-09

Sodium fluoride for industrial use; Determination of fluorine content; Modified Willard-Winter method
Edition 1973-12

Sodium fluoride primarily used for the production of aluminium; Determination of iron content; 1,10- Phenanthroline photometric method
Edition 1976-07

Sodium fluoride primarily used for the production of aluminium; Determination of silica content; Reduced molybdosilicate spectrophotometric method
Edition 1976-08

Sodium fluoride primarily used for the production of aluminium; Determination of soluble sulphates content; Turbidimetric method
Edition 1976-07