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Copper concentrates. Method for the determination of nickel
Document status: Replaced by GOST 32221-2013
Solid biofuels. Fuel quality assurance. Part 2. Wood pellets for non-industrial use
Document status: Active
Petroleum and natural gas industries. Drilling and production equipment. Subsurface barrier valves and related equipment. General technical requirements
Document status: Active
Non-metallic ore materials. Methods for determination of calcium oxide and magnesium oxide mass fractions
Document status: Active
Kuznetsk Basin coals and Gorlovsky Basin anthracite for stratified burning. Specifications
Document status: Cancelled