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Reagents. Zinc compounds. Polarographic method for the determination of copper, lead and cadmium contents as impurities
Document status: Active
Petroleum and its products. Method for determination of fraction composition by apparatus APH-2
Document status: Active
Vessels and apparatus. Norms and methods of strength calculation. Method of strength calculation of shells and heads according to weld misalignment, angular misalignment and shell nonroundness
Document status: Replaced by GOST 34233.11-2017
Reagents. Colorimetric methods for determination of copper impurity
Document status: Active
Hydrochloric acid for industrial use. Determination of arsenic content by silver diethyldithiocarbamate photometric method
Document status: Active