
Occupational safety standards system. Personal protective means of hear body. Subjective method for the measurement of sound attenuation
NORM herausgegeben am 1.1.2024
Designation standards: GOST ISO 4869-1-2023
Publication date standards: 1.1.2024
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: Russian technical standard
Kategorie: Technische Normen GOST
Implemented changes and corrections:
Amd. 2.24