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Solid fuel. Method for the determination of sodium and potassium soluble in dilute hydrochloric acid
Document status: Withdrawn
Petroleum and natural gas industries. Downhole equipment. Lock mandrels and landing nipples. General technical requirements
Document status: Active
Bauxite. Methods of sampling and sample preparation for chemical analysis and water content determination
Document status: Active
State system for ensuring the uniformity of measurement. pH Scale for aqueous solutions
Document status: Replaced by GOST 8.134-2014