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China: National Standard of the P.R.C., Hearing protective equipment—Part 1:Earplugs

Updated on : 16-03-2025


China: National Standard of the P.R.C., Hearing protective equipment—Part 1:Earplugs

This document specifies the technical requirements, marking, and information to be provided by the manufacturer for earplugs.

This document applies to all types of earplugs that reduce noise and protect human hearing.


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