GOST 21979-1976
Reagents. Zinc compounds. Polarographic method for the determination of copper, lead and cadmium as impurities

Standard No.

GOST 21979-1976

Release Date

1976

Published By

RU-GOST R

Latest

GOST 21979-1976

GOST 21979-1976 Referenced Document

• GOST 17319-1976 Reagents. Methods for the determination of heavy metals
• GOST 1770-1974 Laboratory volumetric glassware. Cylinders, beakers, measuring flasks, test tubes. General specifications
• GOST 25794.1-1983 Reagents. Methods of preparation of standard volumetric solutions for acid-base titration*， 1983-12-22 Update
• GOST 27025-1986 Reagents. General test requirements*， 1986-12-22 Update
• GOST 3118-1977 Reagents. Hydrochloric acid. Specifications*， 1977-12-22 Update
• GOST 4212-1976 Reagents. Methods for preparation of solutions for colorimetric and nephelometric analysis
• GOST 4658-1973 Mercury. Specifications
• GOST 6709-1972 Distilled water. Specifications
• GOST 9293-1974 Gaseous and liquid nitrogen. Specifications

GOST 21979-1976 history

• 1976 GOST 21979-1976 Reagents. Zinc compounds. Polarographic method for the determination of copper, lead and cadmium as impurities