... treatment, as well as metallurgy, paper, petroleum, chemicals, textiles, mineral processing and other fields. PAM used for sewage treatment,has a ... -degree (%)PHSolid %Appearance10-605-508-251-14≥ 90White powderAbout Us:Our factory was established in 2008, and is located in ... Gongyi City, Henan, China. With hundreds of counties around us, we enjoy strategic location, and are adjacent to Lianyungang, ...