Bentonite has good ability of adsorption, cation-exchange and swelling by drinking water, due to its special crystal structure.
膨润土，因其特殊的晶体结构而具有良好的吸附能力、阳离子交换能力和吸水膨胀能力。
2
The waste acid from the manufacture of cationexchange resin can be successfully recovered and reused by a new washing process with dilute acid instead of traditional washing process with water.