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Standard GOST 21979-76 1.7.1977 preview

GOST 21979-76

Reagents. Zinc compounds. Polarographic method for the determination of copper, lead and cadmium contents as impurities



STANDARD published on 1.7.1977


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109.00 USD

The information about the standard:

Designation standards: GOST 21979-76
Publication date standards: 1.7.1977
SKU: NS-385824
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Russian technical standard
Category: Technical standards GOST

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The category - similar standards:

Chemical reagents

Annotation of standard text GOST 21979-76 :

Implemented changes and corrections:

Amd. 1.87

Similar standards:

GOST 4108-72GOST 4108-72

1.7.1973

GOST 4109-79GOST 4109-79

1.7.1980

GOST 4110-75GOST 4110-75

1.7.1976

GOST 4139-75GOST 4139-75

1.7.1976

GOST 4140-74GOST 4140-74

1.1.1975

GOST 4142-77GOST 4142-77

1.1.1978

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