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Lead concentrates. Determination of copper and zinc by polarographic, complexometric and atomic absorption methods
Document status: Active
Activated carbon. Standard test method for determining acid extractable substances content
Document status: Active
Alumina. Method for the determination of silicon dioxide
Document status: Replaced by GOST 25542.1-2019
Coke. Methods for the determination of true relative density, annarent relative density and porosity
Document status: Replaced by GOST 10220-2023