Unverified60% confidenceDecision RuleTime unknown
有效杀菌波长为253.7nm(UV-C),选购时确认标注为253.7nm或265nm,波长偏离280nm以上的属UV-B/UV-A,杀菌力大幅下降甚至无效
2
Sources
60%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Related Claims
Unverified杀菌用UV-C波长必须在253.7nm附近(有效范围250-260nm),标称'紫外线'但未标明UV-C或波长的多为UV-A假消毒产品,无杀菌能力92% similarUnverified紫外线(UV-C)消毒器杀菌波长需达到253.7nm才有效,购买时应确认标注UV-C波段而非普通UV或UVA,后者对细菌灭活率不足90% similarUnverified杀菌波长必须为UV-C波段(200-280nm),首选254nm,杀菌效率最高;标称185nm或宣传'无臭氧'需注意,真正杀菌靠254nm,纯222nm(Far-UVC)产品才是对人体相对安全的新技术89% similar
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