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Phosphorus and inorganic phosphorus compounds. Method of pent sodium triphosphate determination
Document status: Active
Lead concentrates. Determination of germanium. Photometric method
Document status: Active
General requirements for method of preparation of highly mineralized coal dust for analysis
Document status: Active
Coke. Sieve analysis (nominal top size greater than 20 mm)
Document status: Replaced by GOST 5954.1-2020