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Sight glasses for industrial units. Specifications
Document status: Replaced by GOST 21836-2021
Acceptance test for oxygen cutting machines. Reproducible accuracy. Operational characteristics
Document status: Active
Thermal power plants. Heat-power equipment. Water-chemistry conditions. Norms and requirements
Document status: Active
Silicon carbide refractory materials and products. Methods for the determination of silicon carbide
Document status: Active
Raw material and food-stuffs. Atomic absorption method for determination of arsenic
Document status: Active