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Polyaluminum chloride, alum and ferric chloride which best water purification effect

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2017-12-07 13:36:27

The best effect of water purification is polyaluminium chloride, aluminum sulfate is the worst side effects of the smallest iron salts, aluminum deposition, causing Alzheimer's disease, but due to an excessive amount of iron salts cause the water color, aluminum then No such phenomenon.