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Brown coals. Method for determination of petrographic composition
STANDARD published on 1.1.1979
Designation standards: GOST 12112-78
Note: WITHDRAWN
Publication date standards: 1.1.1979
SKU: NS-379112
The number of pages: 23
Approximate weight : 69 g (0.15 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Implemented changes and corrections:
Amd. 6.83
Amd. 1.87
Amd. 6.05
Latest update: 2026-05-15 (Number of items: 2 278 685)
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