Unverified80% confidenceCautionTime unknown
指望活性炭包主动'吸走'室内甲醛不现实，炭包吸附半径仅几厘米，密闭空间放炭包不通风反而会造成局部饱和，不建议作为主力除醛方案
1
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80%
Confidence
Long-term
Relevance
-
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Unverified不要指望活性炭包彻底除甲醛：其吸附半径仅约1cm且易饱和，重度甲醛污染应以通风+新风+源头治理为主，炭包仅作辅助84% similarUnverified指望活性炭包彻底根治新车甲醛超标不现实，其为被动吸附、作用范围有限（约周边10-20cm），甲醛严重超标应以开窗通风+高温暴晒为主，活性炭仅作辅助83% similarUnverified活性炭对甲醛只能吸附不能分解，靠它彻底治理超标严重的新房不现实；甲醛治理的根本是通风换气，炭包只作辅助且需高频更换81% similarUnverified新房除甲醛必须看甲醛CADR(而非颗粒物CADR)，甲醛CADR≥300且滤芯含活性炭≥1kg才有实际效果，标称'除醛'但活性炭量少的机型基本无用79% similarUnverified活性炭包不能替代通风换气，密闭空间内吸附饱和后甲醛浓度会回升，长期无人开窗的新车/新房不建议只依赖炭包除醛79% similar
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