Unverified85% confidenceDecision RuleTime unknown
无火香薰液分为水性（水溶/PEG基）和油性（DPG/IPM基）两类：水性挥发快、留香短（2-4小时）适合快速换香，油性搭配藤条扩香可维持3-6周，选购前需确认使用场景匹配
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85%
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Long-term
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Unverified凝胶（水性）固体香薰持香期约30-45天且会随水分蒸发缩小，香膏（蜡基/油基）持香期可达60-90天且体积稳定，长期免打理场景优先选香膏型78% similarUnverified扩香液基底看溶剂类型：DPG（二丙二醇）基底挥发慢、留香久但扩香稍弱；乙醇基底扩香快但持续天数短且易挥发殆尽，选DPG基底容量150ml可持续2-3个月77% similarUnverified固态香膏/石膏类挥发缓释可持香2-4周且不受温度剧烈影响，液体挥发型持香约1-2周但香气更浓，雾化型香气最强但每次仅工作数分钟77% similarUnverified长效稳定扩香方案：无水雾化香薰机（负责持续均匀释放）+ 单方天然精油（薰衣草助眠/柑橘提神）+ 分区定时（睡前3小时定时），比单纯买大水箱机型更省油且香味更纯正77% similarUnverified固态香薰（膏体/香石）持香周期通常1-2个月，液态挥发型2-4周，雾化型依靠电动喷雾持香最短但即时浓度最高、可开关控制76% similar
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