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High efficiency air filters EPA, HEPA and ULPA. Part 1. Classification, performance testing, marking
Document status: Replaced by GOST R 71176-2023
Skip construction site hoists. General specifications
Document status: Active
Automobile roads of general use. Slag ruble and sand. Technical requirements
Document status: Active
Polymer composites. Determination of surface profile at exposure in climatic conditions through 3D microscopy
Document status: Active