秋冬季节,对我国北方很多地方来说,最让人忧心忡忡的是接二连三的雾霾天气。雾霾天气,口罩和空气净化器成了消费者必备产品,那么,空气净化器如何选购呢?1选购空气净化器必看CADR值如果说以前不知道如何选购空气净化器,那么,现在可以参考国标了。国标有两项核心性能指标:洁净空气量(CADR)以及累计净化量(CCM),这是消费者选择空气净化 Autumn and winter seasons, many places in northern China, the most worrying thing is the haze of the mist one after another. Fog haze weather, masks and air purifier has become an essential consumer products, then how to buy air purifier it? 1 must look at CADR value of air purifier If you do not know how to buy an air purifier, then Now you can refer to the national standard. GB has two core performance indicators: clean air volume (CADR) and the cumulative amount of clean-up (CCM), which is the consumer choice of air purification