GOST 21138.5-1978
Chalk. Method for determination of calcium carbonate and magnesium carbonate mass fraction

Standard No.

GOST 21138.5-1978

Release Date

1978

Published By

RU-GOST R

Latest

GOST 21138.5-1978

Replace

GOST 13147-1967

Scope

This standard applies to natural chalk and establishes a volumetric complexometric method for determining the mass fraction with

GOST 21138.5-1978 Referenced Document

• GOST 10398-1976 Reagents and super pure substances. Complexonometric method for determination of basic matter content
• GOST 10652-1973 Reagents. Dihydrate ethylenediaminetetraacetic acid disodium salt. Specifications
• GOST 21138.0-1985 Chalk. General requirements for methods of analysis*， 1985-04-19 Update
• GOST 3118-1977 Reagents. Hydrochloric acid. Specifications
• GOST 3760-1979 Reagents. Ammonia water. Specifications*， 1979-04-19 Update
• GOST 4530-1976 Reagents. Calcium carbonate. Specifications

GOST 21138.5-1978 history

• 1978 GOST 21138.5-1978 Chalk. Method for determination of calcium carbonate and magnesium carbonate mass fraction
• 0000 GOST 13147-1967