GOST 7619.9-1981
Fluorite. Method for the determination of phosphorus content

Standard No.

GOST 7619.9-1981

Release Date

1981

Published By

RU-GOST R

Latest

GOST 7619.9-1981

Replace

GOST 7619.9-1972

Scope

This standard applies to fluorspar and establishes a spectrophotometric method for the determination of phosphorus at mass d.

GOST 7619.9-1981 Referenced Document

• GOST 3118-1977 Reagents. Hydrochloric acid. Specifications
• GOST 3760-1979 Reagents. Ammonia water. Specifications
• GOST 3765-1978 Reagents. Ammonium molibdate. Specifications
• GOST 4165-1978 Reageuts. Copper II sulphate pentahydrate. Specifications
• GOST 4198-1975 Reagents. Potassium dihydrogen phosphate. Specifications
• GOST 4204-1977 Reagents. Sulphuric acid. Specifications
• GOST 4461-1977 Reagents. Nitric acid. Specifications
• GOST 6344-1973 Reagents. Thiourea. Specifications
• GOST 7618-1983 Fluorite. Marks and technical requirements*， 1983-04-19 Update
• GOST 7619.0-1981 Fluorite. Methods of chemical analysis. General requirements
• GOST 9656-1975 Reagents. Boric acid. Specifications*， 2024-04-19 Update
• ISO 6676:1981 Acid-grade fluorspar — Determination of total phosphorus content — Molybdophosphate photometric method*， 1981-11-01 Update

GOST 7619.9-1981 history

• 1981 GOST 7619.9-1981 Fluorite. Method for the determination of phosphorus content
• 0000 GOST 7619.9-1972