Russian standards
Testing of chemicals of environmental hazard. Activated sludge, respiration inhibition test (Carbon and Ammonium Oxidation)
Document status: Active
Iron ores, concentrates, agglomerates and pellets. Method of determination of hygroscopic water content
Document status: Replaced by GOST 32279-2013
Compressed air. Part 1. Contaminants and purity classes
Document status: Replaced by GOST R ISO 8573-1-2016
Nitric acid for industrial use. Determination of chloride ions content. Potentiometric method
Document status: Active
Bits for core exploratory drilling wells the big diameters. Types and main dimensions
Document status: Active