... 41-9 3.Appearance: dark yellow powder Polyaluminium Chloride for drinking waterPurity: 30% ItemRoller dried process Normal gradePAC- ... 6, active ingredients, ease of storage and transport. Usage:This product is antibacterial, deodorant, fluorine, aluminum, chrome, degreasing, removing ... other industries, waste water can be recycled use; New resource polyaluminium chloride PAC for water treatment