Zinc chromate pigments; Basic zinc potassium chromate pigments and zinc tetrahydroxychromate pigments
Edition 1974-09

Sodium and potassium silicates for industrial use; Calculation of the ratio: silicon dioxide/sodium oxide or silicon dioxide/potassium oxide
Edition 1976-02

Sodium and potassium silicates for industrial use; Determination of silica content; Gravimetric method by insolubilization
Edition 1976-02

Sodium and potassium silicates for industrial use; Determination of carbonates content; Gas-volumetric method
Edition 1976-07

Sodium and potassium silicates for industrial use; Determination of total alkalinity; Titrimetric method
Edition 1976-04

Manganese ores and concentrates; Determination of potassium and sodium content; Flame atomic emission spectrometric method
Edition 1981-03

Manganese ores and concentrates; Determination of sodium and potassium contents; Flame atomic absorption spectrometric method
Edition 1985-11

Fertilizers; Determination of water-soluble potassium content; Preparation of the test solution
Edition 1983-05

Fertilizers; Determination of acid-soluble potassium content; Preparation of the test solution
Edition 1983-05

Sodium and potassium silicates for industrial use; Preparation of solution of products not easily soluble in boiling water and determination of matter insoluble in water
Edition 1972-06