
Originally Posted by
PoolDoc
"Aqua Chem Shock Plus" is a hodge podge product, 1/2 dichlor and 1/2 mess. It has 3 other ingredients besides dichlor. One of those ingredients MAY be a persulfate oxidizer . .. and we've seen seeing some allergy problems where those are used. Almost certainly alum -- aluminum sulfate -- is present.
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