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64th Annual Water Industry Engineers and Operators Conference All Seasons International Hotel – Bendigo, 5 and 6 Sep tember, 2001 Page No 41 An important property of polyaluminium coagulants is their basicity.This is the ratio of hydroxyl to alu
Regardless of where they come from, our materials are rigorously tested to ensure the highest level of quality and purity in keeping with the Noah Standard. Noah Chemicals is certified to ISO 9001:2015 and all of our products are manufactured in
