Respiratory protective devices. Half masks without inhalation valves and with separable filters to protect against gases or gases and particles or particles only. Requirements, testing, marking
呼吸保护装置 无吸入阀的半面罩 带有可分离的过滤器 仅用于防止气体或气体、颗粒或颗粒 要求、测试、标记
Cross References:EN 132EN 134EN 143EN 148-1EN 148-2EN 148-3EN 149EN 13274-7:2008EN 14387:2004ISO 694189/686/EECIncorporates the following:AMD 10669 published 15 August 1999AMD 10669 is a Corrigendum. Amendment, August 2009. Amends and replaces BS EN 1827:1999