What does arsenic in water mean in practice?
Arsenic does not necessarily change its appearance or taste, so it can only be detected by laboratory testing.
When does it matter?
The effectiveness of sorption depends on the form of arsenic, pH and competing ions, especially phosphates and silica.
Which solutions are related to it?
The selection includes As(III) oxidation, adsorption on a specialized medium, coagulation or RO, always with result control.