Soap does not lather well in hard water.
肥皂在硬水中起不了多少泡沫。
The product is specially formulated soap detergent even for heavy soil and grease removal in hard water conditions.
本产品是特别配制的高碱性皂化洗衣剂，即使在硬水条件下仍能发挥特强清洁力去除所有重污及油渍。
General properties of amphoteric surfactants were introduced such as rheological property, hydrotropic property, lime soap dispersing ability and hard water resistance.
介绍了两性表面活性剂的流变性、水溶助长性、钙皂分散性和抗硬水性等一般性质。
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