Hydrated Lime/slack lime for industry waste water treatment No of Employees: 100-200 People. COA,SGS,MSDS, ... lime powder, ash Calcium Powder1. Features 1). Lower cost for water treatment 2). Widely range of application 3). Aid to coagulate well2. Application ... board, pickling, printing & dyeing and paper making industries waste water treatment.2). Used to remove phosphate,most of the heavy metal and ...