Unverified85% confidenceFactTime unknown
石英玻璃灯管透UVC率约90%以上且寿命长（约8000-10000小时），普通高硼硅玻璃透过率低衰减快；查看灯管材质是判断真伪杀菌力的关键，纯石英管应无色透明
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Unverified石英玻璃灯管紫外线透过率>90%且寿命8000-10000小时，普通高硼硅玻璃透过率仅60-70%且衰减快，看不出区别但杀菌效果差一截91% similarUnverified石英玻璃灯管（透紫外率高、寿命约8000小时）优于普通高硼硅玻璃管；灯管使用超过额定寿命后紫外强度衰减，消毒效果大幅下降需及时更换88% similarUnverified石英玻璃灯管UV-C透过率＞85%，普通高硼硅玻璃透过率低、衰减快；灯管寿命通常8000小时，超期后紫外强度大幅下降需更换，非'不亮才坏'88% similarUnverified石英灯管的UVC透过率约90%，普通玻璃灯管会大量吸收254nm，选购看灯管材质是否为高硼硅石英玻璃；UVC-LED寿命长但当前功率和杀菌效率仍低于汞灯管85% similarUnverifiedUVC灯管有寿命衰减，石英玻璃优于普通玻璃（普通玻璃会吸收UVC导致效果快速下降）；标称寿命通常8000-10000小时，超过寿命后紫外强度大幅衰减需更换灯管84% similar
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