GOST 11930.10-1979
Hard-facing materials. Method of tungsten determination

Standard No.

GOST 11930.10-1979

Release Date

1979

Published By

RU-GOST R

Latest

GOST 11930.10-1979

Scope

This standard establishes a photocolorimetric method for the determination of tungsten (with a mass fraction of tungsten from 0.2 to 15.0%) in surfacing materials.

GOST 11930.10-1979 Referenced Document

• GOST 11930.0-1979 Hard-facind materials. General requirements for methods of analysis
• GOST 3118-1977 Reagents. Hydrochloric acid. Specifications
• GOST 4204-1977 Reagents. Sulphuric acid. Specifications
• GOST 4328-1977 Reagents. Sodium hydroxide. Specifications
• GOST 4461-1977 Reagents. Nitric acid. Specifications
• GOST 7172-1976 Reagents. Potassium pyrosulphate

GOST 11930.10-1979 history

• 1979 GOST 11930.10-1979 Hard-facing materials. Method of tungsten determination