生产和家务劳动常给双手和衣服带来污染,人们惯用肥皂洗涤。然而肥皂含硬脂酸钠,湿润性差,抗硬水能力低,碱性强,不能有效清除皮肤污染,甚至会刺激皮肤。因此,各种洗涤液纷纷出笼,消费者即面临如何选择的问题。 Production and domestic work often bring pollution to hands and clothes, people use soap to wash. However, soap containing sodium stearate, poor wettability, low hard water resistance, strong alkaline, can not effectively remove the skin pollution, and even stimulate the skin. Therefore, a variety of washing liquid have come out, consumers face the problem of how to choose.