Water purification material Series: if Quartz sand, Activated Carbon, Manganese sand, Anthracite, and ionexchange resins.
水处理填料系列：如石英砂、活性碳、锰砂、无烟煤和离子交换树脂。
2
Sodium chloride and hydrochloric acid are often used to regenerate spent ionexchange resins used in water purification.
氯化钠和盐酸常用来再生水净化中用的废的离子交换树脂。
3
The present work aimed at development of a macroporous strongly acidie ionexchange resin, possessing an appropriate pore structure for ion-exchange-chromatographic purification of L-hydroxyproline.