GOST 22221.2-1976
Tin concentrates. Methods for the determination of wolframe trioxide mass part

Standard No.

GOST 22221.2-1976

Release Date

1976

Published By

RU-GOST R

Latest

GOST 22221.2-1976

Replace

GOST 13180-1967

Scope

This standard applies to tin concentrates of all grades and establishes photocolorimetric and gravimetric methods for determining

GOST 22221.2-1976 Referenced Document

• GOST 10929-1976 Reagents. Hydrogen peroxide. Specifications
• GOST 22221.1-1976 Tin concentrates. Method for the determination of tin mass part
• GOST 3118-1977 Reagents. Hydrochloric acid. Specifications*， 1977-04-19 Update
• GOST 3640-1979 Zinc. Specifications*， 1979-04-19 Update
• GOST 3760-1979 Reagents. Ammonia water. Specifications*， 1979-04-19 Update
• GOST 3773-1972 Reagents. Ammonium chloride. Specifications
• GOST 4165-1978 Reageuts. Copper II sulphate pentahydrate. Specifications*， 1978-04-19 Update
• GOST 4204-1977 Reagents. Sulphuric acid. Specifications*， 1977-04-19 Update
• GOST 4209-1977 Reagents. Magnesium chloride 6-aqueous. Specifications*， 1977-04-19 Update
• GOST 4328-1977 Reagents. Sodium hydroxide. Specifications*， 1977-04-19 Update
• GOST 4332-1976 Reagents. Potassium sodium carbonate. Specifications
• GOST 4658-1973 Mercury. Specifications
• GOST 5817-1977 Reagents. Tartaric acid. Specifications*， 2024-04-19 Update
• GOST 6344-1973 Reagents. Thiourea. Specifications
• GOST 83-1979 Reagents. Sodium carbonate. Specifications*， 1979-04-19 Update

GOST 22221.2-1976 history

• 1976 GOST 22221.2-1976 Tin concentrates. Methods for the determination of wolframe trioxide mass part
• 0000 GOST 13180-1967