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Copper concentrates. Methods for determination of tellurium
Document status: Replaced by GOST 32221-2013
Coal tar phenol products. Gas chromatographic method for determination of composition of phenol, o-cresol
Document status: Replaced by GOST 20843.1-2023
Coals of Lvov-Volynsk. Basin for domestic needs. Specifications
Document status: Cancelled