GOST 14638.8-1984
Ferrotungsten. Method for determination of molybdenum content

Standard No.

GOST 14638.8-1984

Release Date

1984

Published By

RU-GOST R

Latest

GOST 14638.8-1984

Replace

GOST 14638.8-1969

Scope

This standard establishes a photometric method for determining the mass fraction of molybdenum in ferrotungsten in the range from 0.10 to 8.0%

GOST 14638.8-1984 Referenced Document

• GOST 18289-1978 Reagents. Sodium tungstate 2-aqueous. Specifications
• GOST 3652-1969 Reagents. Citric acid monohydrate and anhydrous. Specifications
• GOST 3765-1978 Reagents. Ammonium molibdate. Specifications
• GOST 4165-1978 Reageuts. Copper II sulphate pentahydrate. Specifications
• GOST 4204-1977 Reagents. Sulphuric acid. Specifications
• GOST 5962-1967 Rectified ethyl alcohol. Specifications
• GOST 6344-1973 Reagents. Thiourea. Specifications
• GOST 6613-1986 Square meshed woven wire cloths. Specifications*， 1986-04-19 Update

GOST 14638.8-1984 history

• 1984 GOST 14638.8-1984 Ferrotungsten. Method for determination of molybdenum content
• 0000 GOST 14638.8-1969