ISO/TS 21237:2020
ISO/TS 21237:2020 | Nanotechnologies — Air filter media containing polymeric nanofibres — Specification of characteristics and measurement methods Acesse: https://www.iso.org/standard/70217.html Situação: publicada
ISO/TS 21237:2020 | Nanotechnologies — Air filter media containing polymeric nanofibres — Specification of characteristics and measurement methods
Acesse:
https://www.iso.org/standard/70217.html
Situação:
publicada