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Unverified88% confidenceCautionTime unknown

不要买纯负离子/臭氧型车载净化器，密闭车内臭氧浓度易超标，对呼吸道有害且无法去除颗粒物

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Unverified不建议购买主打负离子且宣称释放高浓度负离子的车载净化器，密闭车内负离子机型的臭氧浓度可能超标，对呼吸道有刺激93% similar Unverified呼吸道敏感人群或雾霾防护需求，不要买纯负离子无滤网款——负离子只能沉降颗粒物到车内表面，无法真正移除，二次扬尘风险高90% similar Unverified不要购买主打'释放负离子/臭氧杀菌'的净化器，臭氧本身是刺激性污染物，标称臭氧释放的机器可能超标危害呼吸道90% similar Unverified宣称'释放负离子/臭氧净化'的机型不建议购买，臭氧本身是有害气体，密闭空间长期使用会刺激呼吸道，尤其不适合有呼吸系统疾病人群88% similar Unverified绝对不要购买采用负离子或臭氧发生原理的车载净化器，臭氧浓度在密闭车内易积聚超过0.1ppm，会刺激婴幼儿呼吸道，反而造成二次污染88% similar

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