
High efficiency air filters EPA, HEPA and ULPA. Part 1. Classification, performance testing, marking
NORMA vydaná dňa 30.12.2025
Designation standards: GOST R 71176-2023
Publication date standards: 30.12.2025
The number of pages: 23
Approximate weight : 69 g (0.15 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST