Unverified70% confidenceFactTime unknown
单包覆盖面积参考：撒粉推荐用量约每平方米20-30g薄层均匀覆盖，过量撒粉不增效反而难清除；按此换算包装标注覆盖面积估算实际用量
1
Sources
70%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Related Claims
Unverified选带随附量勺或窄口撒粉设计的包装，避免开口过大导致单次倒出过量，一次约用20-30g（一小勺）覆盖污渍即可，用量过多并不增强效果反而浪费75% similarUnverified喷剂覆盖面积按'每500ml覆盖约5-10㎡（单层）'估算，深色/厚绒地毯吸收量大需按下限计算；商家标称面积多为薄涂理想值，实际防污往往需喷2遍，购买量应按标称面积的一半规划74% similarUnverified防蛀有效成分需达到一定浓度才能形成防护气体层，标准衣柜（约0.5立方米）建议投放天然樟脑约30-50g，或按每层放置1-2个网袋，覆盖范围随门缝密封性下降需增量73% similarUnverified草木灰清洁粉极易吸潮结块，购买大包装(≥1kg)易受潮失效，家庭建议选250-500g小规格并密封保存；结块后碱度不变但溶解和使用变困难72% similarUnverified无纺布防尘袋克重决定耐用度，家用长期收纳建议选≥80g/㎡加厚款；低于60g/㎡的薄款易破损且防尘防虫效果差71% similar
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