A heavy metal catcher is an effective device for removing inorganic pollutants from wastewater. Its working principle is mainly to adsorb or precipitate heavy metal ions in wastewater through physical or chemical methods, thereby achieving the goal of removing heavy metals. This equipment can be customized according to the types and concentrations of heavy metals in wastewater, and has the characteristics of good treatment effect, simple operation, and wide applicability.

In practical applications, heavy metal traps and chelating agents are often used in combination to achieve better treatment results. Firstly, the heavy metal ions in the wastewater are preliminarily removed through a heavy metal trap, and then an appropriate amount of heavy metal chelating agent is added for deep treatment to ensure that the heavy metal ions in the wastewater meet the discharge standards.