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At one water treatment plant in the Otway region of Victoria, polyaluminium chloride replaced alum and in so doing SO 4 levels in the treated water were reduced from 27 to 4 - 5 mg/L. Previously, alum was dosed at 45 to 55 mg/L at this plant.
MATERIAL SAFETY DATA SHEET SECTION 1 – CHEMICAL PRODUCT AND COMPANY IDENTIFICATION PRODUCT IDENTIFICATION Product Name : Polyaluminium Chloride CAS #: 1327-41-9 Formula: [Al2(OH)nCl6-n]m Synonyms: Aluminum
