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Yttrium, lanthanum, ytterbium, lutetium and their oxides. Chemical-spectral method of determination of impurities of vanadium, tungsten, iron, cobalt, manganese, copper, molybdenum, nickel, niobium, lead, tantalum, titanium and chromium
Document status: Active
Plastics pipes and fittings. Preparation of test piece assemblies between a polyethylene pipe and an electrofusion fitting
Document status: Replaced by GOST R ISO 11413-2023
Copper. Method for the determination of phosphorus
Document status: Replaced by GOST 31382-2009
Specialized food products, spices, processed products based on spices and biologically active supplement. Determination of non-food dyes Sudan I, Sudan II, Sudan III and Para Red
Document status: Active