PAC PAC, when used, we must first understand what you're dealing with water quality: for example, the treatment, industrial wastewater, or drinking water. If the industrial wastewater treatment, sewage down to what you want to plant produce, sewage treatment process is a flotation process or the other, did not deal with bad water quality, only a full understanding of the water quality can address the problem, in the actual operation factors affecting the PAC is still a lot of effects: for example, there are: the nature of the water temperature, PH value, and the content of impurities in the water, the water quality impact of PAC and the like. PAC due to different manufacturers of different quality, in your shipment into the back after the first thing to do is: do a little test, and then through a small test large quantities calculated optimum dosage of PAC . Company Name: Kay one hundred million Gongyi City Water Treatment Materials Co., Ltd. Tel: 0371-68399399 Fax: 0371-68399399 phone: 13523023988 15838003323 QQ number: 7551349 Website: http: //www.gymfscl.com/ PAC