Quote:
Originally posted by Insane Reefer
Muriatic has a lot of impurities in it. Vinegar is reef safe.
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Hydrochloric acid is used for it's chemical composition as well as its' acidic nature. You won't get salt, water or Co2 from vinegar.
If you aren't satisfied with muriatic, then use hydrochloric grade. It's still dirt cheap without the impurities.