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Liquid filters periodic action, working under pressure. Safety requirements and test methods
Document status: Active
Sodium nitrite for industrial use. Specifications
Document status: Replaced by GOST 19906-2023
Non-metallic ore materials. Infra-red method for determination of moisture mass fraction
Document status: Active
Stationary distillation desalting units. Methods of distillate chemical analysis
Document status: Active
General purpose rotor drum furnaces for chemical plants. Basic parameters and dimensions
Document status: Active
