... reddish brown granule/FlakePAC use precautions, and dosage1, according to the different raw water conditions, can do small trial first ... each bag of net weights 25kg, also can be modified according to user requirements, while liquid polyaluminium chloride sales.2, this ... ventilation, shade, and do not damp. How to use1, use should be made according to the quality scale, elect water purification effect ...