GOST 23581.22-1981
Iron ores, concentrates, agglomerates and pellets. Methods for the determination of nickel protoxide

Standard No.

GOST 23581.22-1981

Release Date

1981

Published By

RU-GOST R

Latest

GOST 23581.22-1981

Scope

This standard applies to iron ores, concentrates, agglomerates and pellets and establishes extraction photometric m

GOST 23581.22-1981 Referenced Document

• GOST 3118-1977 Reagents. Hydrochloric acid. Specifications
• GOST 3652-1969 Reagents. Citric acid monohydrate and anhydrous. Specifications
• GOST 3760-1979 Reagents. Ammonia water. Specifications
• GOST 4160-1974 Reagents. Potassium bromide. Specifications
• GOST 4204-1977 Reagents. Sulphuric acid. Specifications
• GOST 4328-1977 Reagents. Sodium hydroxide. Specifications
• GOST 4457-1974 Reagents. Potassium bromate. Specifications
• GOST 4461-1977 Reagents. Nitric acid. Specifications
• GOST 4463-1976 Reagents. Sodium fluoride. Specifications
• GOST 4518-1975 Reagents. Ammonium fluoride. Specifications
• GOST 5456-1979 Reagents. Hydroxilamine hydrochloride. Specifications
• GOST 5457-1975 Dissolved acetylene and gaseous acetylene for technical purposes. Specifications*， 2024-04-19 Update
• GOST 849-1970 Primary nickel. Specifications

GOST 23581.22-1981 history

• 1981 GOST 23581.22-1981 Iron ores, concentrates, agglomerates and pellets. Methods for the determination of nickel protoxide