Unverified75% confidenceFactTime unknown
拟除虫菊酯类防虫片属于低毒、易挥发、可缓释设计,密闭衣柜内单片有效期通常约3-6个月,开放空间失效更快
1
Sources
75%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified拟除虫菊酯类(如氯菊酯)防虫剂持效期约3-6个月,对衣物无油渍残留、气味淡,是当前防蛀主流成分,适合封闭衣柜使用84% similarUnverified衣柜防霉建议选择缓释型固体防霉片,有效期标注≥90天的产品更适合梅雨季连续防护;低于30天的需频繁更换,容易在忘记更换后出现霉变空窗期80% similarUnverified开封后的液体消毒剂(碘伏/洗必泰)通常有效期缩短至开封后1-3个月,遮光密封保存;避免选大瓶装家用一次难用完导致失效80% similarUnverified持效期与安全性存在权衡:残效型杀虫剂(如微囊悬浮剂)持效长达1-3个月但残留久,速效型气味小残留低但需频繁补喷,室内日常防护建议速效型,外墙缝隙可用残效型79% similarUnverified不要购买超过保质期临近的低价清仓急救包,碘伏棉片、消毒湿巾、无菌敷料均有效期(通常2-3年),过期后无菌性和消毒效力失效79% similar
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