PAC agent is the name short for Polyaluminum chloride or aluminum chlorohydrate, it is a kind of water treatment chemical used as a coagulant in deodorants and water purification. In some cases, this compound is preferred over other aluminum salts because of its higher charge and it makes destabiliz

Due to the need to meet human daily requirements and support industrial activities, the demand for safety and freshwater continues to grow. With the continuous growth of urbanization and economic development, the current water supply cannot meet the increasing demand. Therefore, the chemical industr

Polyacrylamide, also abbreviated as PAM, is a polymer formed from acrylamide subunits that are usually used as a kind of water treatment chemical. Generally, it has high water absorption and forms a soft gel when it is hydrated. It is used in applications such as polyacrylamide gel electrophoresis.

ver since 2000 BC, people of ancient Greek have already known that boiling water might purify it, and they are also equipped with the knowledge of using sand for filtration. Even though at that time people only judge the cleanness of water by the turbidity of it. Little is known about microorganisms