UNE-EN ISO 4869-2:2020

Acoustics - Hearing protectors - Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn (ISO 4869-2:2018)

STANDARD published on 1.4.2020

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The information about the standard:

Designation standards: UNE-EN ISO 4869-2:2020
Publication date standards: 1.4.2020
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: Spanish technical standard
Category: Technical standards UNE