Unverified82% confidenceDecision RuleTime unknown
10-15㎡的封闭房间需要约200-400g氯化钙干燥剂/月，衣柜等小空间每层放1盒（约200g）即可；按空间体积估算用量，避免小盒放大空间无效
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Unverified适用空间应看产品标注的有效覆盖面积：小型凝胶罐（约100-150g）覆盖5-10㎡，卫生间/衣柜足够；20㎡以上客厅需选大容量（300g+）或多点布置，单个小罐无效82% similarUnverified封闭空间（车内、衣柜、卫生间＜5㎡）选高孔隙硅藻土石，直径3-5cm即可覆盖；开放空间（客厅、卧室≥10㎡）需搭配石膏花片或多块组合，单块散香半径仅约1米79% similarUnverified封闭小空间（如鞋柜、卫生间＜3㎡）选40-70g小规格凝胶即可，大容量（150g+）在小空间会导致香气过浓引起头晕，客厅等大空间才需要150-250g规格78% similarUnverified衣柜/鞋柜等封闭小空间（＜0.5m³）选氯化钙吸湿盒或活性炭包即可，无需含化学防霉成分；开放式或半开放空间才需要主动挥发型防霉剂76% similarUnverified扩香覆盖面积经验值：100ml约适合10㎡以内，300ml约20-30㎡，客厅等大空间用小容量机会香气不足，应按空间面积匹配容量而非仅看外观74% similar
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