时下,净水器逐渐进人家庭,然而不同类型的家用净水器对饮用水中有害物质的净化能力各不相同。无论何种净水器,都不能同时净化饮用水中所含有的全部物质,因此在购买净水器之前,还需要了解一下当地的水质情况,以便选择相应类型的净水器。例如,在水质较硬的地区,可以选购带有离子交换树脂的净水器, Now, water purifiers gradually into the family, however, different types of household water purifiers of drinking water purification of harmful substances vary. No matter what kind of water purifier, can not purify all the substances contained in drinking water at the same time, so in the purchase of water purifier, you also need to know the local water quality, in order to select the appropriate type of water purifier. For example, in areas with harder water, you can choose a water purifier with ion exchange resin,