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Surface-active agents. Method for determination of biodegradability rate in aquatic environment
Document status: Active
Dissolved acetylene and gaseous acetylene for technical purposes. Specifications
Document status: Active
Manganese ores, concentrates and agglomerates. Methods for determination of sulphur
Document status: Active
Iron ores, concentrates, agglomerates and pellets. Methods of sampling and preparation of samples for physical tests
Document status: Active
Chrysotile asbestos. Method for determination of bulk density
Document status: Replaced by GOST 12871-2013