... ammonia,sulfureted hydrogen,etc.3.CE approval gas mask chemical respirator Verified Information This information is Verified by Bureau ... Produced(Previous Year) Face Shield, Safety Goggle, Earmuff, Respirator USD 1,800,000 per year USD 1,380, ... shield, spectacle, safety goggle, earmuff, ear plug, respirator, helmet), medical protective equipment (disposable face shield, spectacle) 2010/01/19 --- 2013 ...