[KongchangAI]
Unverified83% confidenceFactTime unknown

一次性氯化钙除湿包有效期通常为45-90天(视环境湿度),并非未拆封就永久有效——铝箔包装一旦拆封或破损,暴露空气后会持续吸湿,需尽快使用

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83%
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Long-term
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