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Old 12-05-2019, 03:33 PM   #7 (permalink)
hoppycalif
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Default Re: GH and KH issues

I suspect your KH test kit is faulty. 38 dKH is very unlikely. If it truly is that high you may have dissolved a lot of baking soda into the water, and that isn't likely either. Usually high KH in tap water is combined with high GH.
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