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Reagents and superpure substances. Colorimetric methods for determination of ferrum impurity
Document status: Active
Ethylene glycol. Specifications
Document status: Replaced by GOST 19710-2019
Hard coal and coke. Mechanical sampling. Part 5. Coke. Sampling from moving streams
Document status: Active
Karaganda Basin coals for locomotives. Specifications
Document status: Withdrawn