GOST 14638.9-1984
Ferrotungsten. Methods for determination of copper content

Standard No.

GOST 14638.9-1984

Release Date

1984

Published By

RU-GOST R

Latest

GOST 14638.9-1984

Replace

GOST 14638.9-1969

Scope

This standard establishes photometric, polarographic and atomic absorption methods for determining masses in ferrotungsten

GOST 14638.9-1984 Referenced Document

• GOST 10163-1976 Reagents. Soluble starch. Specifications
• GOST 10484-1978 Reagents. Hydrofluoric acid. Specifications
• GOST 195-1977 Reagents. Sodium sulphite. Specifications
• GOST 3118-1977 Reagents. Hydrochloric acid. Specifications
• GOST 3760-1979 Reagents. Ammonia water. Specifications
• GOST 3773-1972 Reagents. Ammonium chloride. Specifications
• GOST 4204-1977 Reagents. Sulphuric acid. Specifications
• GOST 4461-1977 Reagents. Nitric acid. Specifications
• GOST 5845-1979 Reagents. Potassium-sodium tartrate 4-aqueous. Specifications
• GOST 6613-1986 Square meshed woven wire cloths. Specifications*， 1986-04-19 Update
• GOST 859-1978 Copper. Grades
• GOST 8864-1971 Reagents. N,N-sodium diethyldithiocarbamate 3-aqueous. Specifications*， 2024-04-19 Update

GOST 14638.9-1984 history

• 1984 GOST 14638.9-1984 Ferrotungsten. Methods for determination of copper content
• 0000 GOST 14638.9-1969