We provide high-quality pH controller, which is one of the most reliable methods of controlling and examining the pH levels in a substance. This is applicable for chemicals industry, food processing industry, and neutralization sector and water treatment plants. Many industries make use of these is to examine the acidic nature of waste water. Offered pH controller makes inactive complex with several elements such as Mg, Ca, and others. In addition, as a soil condition agent, it can prevent alkaline hydrolysis.