Testing of Elastomers - Determination of Indentation Hardness of Soft Rubber (IRHD), Hardness Testing on Specimens of Small Dimensions, Micro-testing— 2 стр.
Acoustics - Hearing protectors - Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn (ISO/DIS 4869-2:2014); German version prEN ISO 4869-2:2014