BS 2091(1969) : 1969被替代
SPECIFICATION FOR RESPIRATORS FOR PROTECTION AGAINST HARMFUL DUSTS, GASES AND SCHEDULED AGRICULTURAL CHEMICALS
出版：British Standards Institution
專家解讀視頻
基本信息
標準編號： BS 2091(1969) : 1969
發布時間：1969/1/1 0:00:00
標準類別：Standard
出版單位：British Standards Institution
標準頁數：38
標準簡介
Gives requirements for dust respirators giving protection against dusts and other particulate matter. Specifies requirements for gas respirators affording protection against the limited concentration of the gases. This standard does not cover mouthpiece type respirators for emergency escapes, respirators for protection against radioactive and other highly toxic particulate materials.
本標準替代的舊標準
