STN EN ISO 4869-2 (832131)

Acoustics. Hearing protectors. Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn

STANDARD published on 1.2.2021

Slovak -
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The information about the standard:

Designation standards: STN EN ISO 4869-2
Classification mark: 832131
Catalog number: 132248
Publication date standards: 1.2.2021
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Category: Technical standards STN