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Pipeline valves. Knife gate valves for trunk pipelines. General specifications
Document status: Active
GX16t-5 capped tubular led lamps. Safety specifications
Document status: Active
System of standards on information, librarianship and publishing. Presentation of cards for catalogues and files
Document status: Replaced by GOST 7.51-98
State system for ensuring the uniformity of measurements. Measuring electrodes for oxidation reduction potential determination (ORP). Verification procedure
Document status: Active