... golden yellow, tawny, reddish brown granule/FlakePAC use precautions, and dosage1, according to the different raw water conditions, can do ... matter in water, wastewater treatment and drinking.C, spray drying poly high aluminum chloride content, water-insoluble, dissolve ... ventilation, shade, and do not damp. How to use1, use should be made according to the quality scale, elect water purification effect ...