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Vessels and apparatus. Norms and methods of strength calculation. Heat-exchangers

Document status: Active

Natural combustible gases. Methods for determination of hydrogen sulphide and sulphur mercaptan

Document status: Replaced by GOST 22387.2-97

Reagents. Cadmium iodide. Specifications

Document status: Active

Reagents. Determination of involatile residue

Document status: Active

Solid recovered fuels. Determination of the content of major elements

Document status: Active

Diphenylamine for industrial use. Specifications

Document status: Active