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Fluorite. Method of grain-size analysis
Document status: Replaced by GOST 7619-2023
Phosphorus and inorganic phosphorus compounds. Method of arsenium determination
Document status: Active
Drying and evaporating apparatus and plants. Safety requirements. Test methods
Document status: Active
Coagulants for potable water supply. General requirements and method of efficiency determination
Document status: Active
Commercial explosives. Methods of waterproofness determination
Document status: Active