GOST 23581.15-1981
Iron ores, concentrates, agglomerates and pellets. Methods for the determination of silicon dioxide

Standard No.

GOST 23581.15-1981

Release Date

1981

Published By

RU-GOST R

Status

Be replaced 2015-01

Replace By

GOST 32518.1-2013

GOST 32518.2-2013

Latest

GOST 32518.1-2013

GOST 32518.2-2013

Replace

GOST 12743-1967

Scope

This standard applies to iron ores, concentrates, agglomerates and pellets and specifies gravimetric methods for determining

GOST 23581.15-1981 Referenced Document

• GOST 10484-1978 Reagents. Hydrofluoric acid. Specifications
• GOST 10929-1976 Reagents. Hydrogen peroxide. Specifications
• GOST 3118-1977 Reagents. Hydrochloric acid. Specifications
• GOST 3765-1978 Reagents. Ammonium molibdate. Specifications
• GOST 4199-1976 Reagents. 10-aqueous sodium tetraborate. Specifications
• GOST 4204-1977 Reagents. Sulphuric acid. Specifications
• GOST 4217-1977 Reagents. Potassium nitrate. Specifications
• GOST 4328-1977 Reagents. Sodium hydroxide. Specifications
• GOST 4461-1977 Reagents. Nitric acid. Specifications
• GOST 4526-1975 Reagents. Magnesium oxide. Specifications
• GOST 6563-1975 Technical articles made of noble metals and their alloys. Specifications
• GOST 83-1979 Reagents. Sodium carbonate. Specifications
• GOST 9147-1980 Laboratory porcelain ware and apparatus. Specifications*， 2024-04-19 Update
• GOST 9428-1973 Reagents. Silicon dioxide. Specifications

GOST 23581.15-1981 history

• 2013 GOST 32518.1-2013 Iron ores, concentrates, agglomerates and pellets. Determination of silica gravimetric method
• 1981 GOST 23581.15-1981 Iron ores, concentrates, agglomerates and pellets. Methods for the determination of silicon dioxide
• 0000 GOST 12743-1967

GOST 23581.15-1981 Iron ores, concentrates, agglomerates and pellets. Methods for the determination of silicon dioxide was changed to GOST 32518.1-2013 Iron ores, concentrates, agglomerates and pellets. Determination of silica gravimetric method.

GOST 23581.15-1981 Iron ores, concentrates, agglomerates and pellets. Methods for the determination of silicon dioxide was changed to GOST 32518.2-2013 Iron ores, concentrates, agglomerates and pellets. Determination of silica spectrophotometric method.