- amphoteric colloid
- 两性胶体
English-Chinese chemistry dictionary (英汉化学大词典). 2013.
English-Chinese chemistry dictionary (英汉化学大词典). 2013.
Isoelectric point — The isoelectric point (pI) is the pH at which a particular molecule or surface carries no net electrical charge. Amphoteric molecules called zwitterions contain both positive and negative charges depending on the functional groups present in the… … Wikipedia
soap and detergent — ▪ chemical compound Introduction substances that, when dissolved in water, possess the ability to remove dirt (detergent) from surfaces such as the human skin, textiles, and other solids. The seemingly simple process of cleaning a soiled… … Universalium