Polyaluminum Chloride (PAC) is a versatile coagulant, but its success could vary considerably dependant upon the precise grade picked as well as intended application. Understanding the variations among the popular PAC grades—white powder, yellow powder, and yellow-brown powder—is very important for optimizing drinking water cure processes and achieving the desired https://siambookmark.com/story20882909/a-secret-weapon-for-drinking-grade-pac