GOST 939-2021

Indoor air. Part 24. Performance test for evaluating the reduction of volatile organic compound (except formaldehyde) concentrations by sorptive building materials

Information technology. International standardized. Profiles TB, TC, TD and TE. Connection-mode transport service over connection-mode network service. Part 6. Definition of profiles TC1111/TC1121

Fertilizers. Determination of chelating agents. Determination of iron chelated by EDDHSA by ion pair chromatography

Ferroniobium. Method for determination of aluminium

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System of product-quality indices. Downhole hammers for drilling geological prospecting boreholes. Nomenclature of indices