美利体育登录入口官网:NS-EN 943-1:2015+A1:2019
针对危险固体、液体和气体化学品(包括液体和固体气溶胶)的防护服 第1部分:1 型(气密型)化学防护服的性能要求
Protective clothing against dangerous solid, liquid and gaseous chemicals, including liquid and solid aerosols - Part 1: Performance requirements for Type 1 (gas-tight) chemical protective suits