GOST 14638.13-1984
Ferrotungsten. Methods for determination of tin content

Standard No.

GOST 14638.13-1984

Release Date

1984

Published By

RU-GOST R

Latest

GOST 14638.13-1984

Replace

GOST 14638.13-1969

Scope

This standard establishes polarographic and flotation photometric methods for determining the mass fraction of ol in ferrotungsten

GOST 14638.13-1984 Referenced Document

• GOST 10484-1978 Reagents. Hydrofluoric acid. Specifications
• GOST 10652-1973 Reagents. Dihydrate ethylenediaminetetraacetic acid disodium salt. Specifications
• GOST 3118-1977 Reagents. Hydrochloric acid. Specifications
• GOST 3760-1979 Reagents. Ammonia water. Specifications
• GOST 4204-1977 Reagents. Sulphuric acid. Specifications
• GOST 4234-1977 Reagents. Potassium chloride. Specifications
• GOST 4328-1977 Reagents. Sodium hydroxide. Specifications
• GOST 4461-1977 Reagents. Nitric acid. Specifications
• GOST 5789-1978 Reagents. Toluene. Specifications
• GOST 5817-1977 Reagents. Tartaric acid. Specifications*， 2024-04-19 Update
• GOST 5955-1975 Reagents. Benzene. Specifications
• GOST 5962-1967 Rectified ethyl alcohol. Specifications
• GOST 6613-1986 Square meshed woven wire cloths. Specifications*， 1986-04-19 Update
• GOST 860-1975 Tin. Specifications
• GOST 9485-1974 Reagents. Ferric sulphate 9-aqueous. Specifications

GOST 14638.13-1984 history

• 1984 GOST 14638.13-1984 Ferrotungsten. Methods for determination of tin content
• 0000 GOST 14638.13-1969