... CITY YIQUAN WATER TRREATMENT MATERIALS CO.,LTD PAC1. Brief introduction:PAC is a water-soluble inorganic polymer flocculant. It ls adopting ... of brown, or yellow, or white powder.2. Application: PAC is mainly used as the flocculating agent for the treatment ... quality,alum flower formed is quick and big, easily settled.PAC features fast flocculating rate, small corrsiveness and low labour intensity ...