... BF-BF:1148mm Arc legth:1067mm quartz glass ,ozone type and ozone free type overage lifetime :9000hours Applied in ... Watertreatment,Air purifier,medical application,pharmaceutical,food industryI.UV lamp description UV ... Cold CathodeLamps,H-Lamps,Compact Lamps ETC. High ozone free uv lamps amalgam uv lamp 185nm and 254nm GPH1148T5L/VH