hard water??

Discussion in 'Water Chemistry' started by tat2reefer, Sep 30, 2009.

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  1. tat2reefer

    tat2reefer Plankton

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    yeah...it's dkh,:( which ends up being like 500 ppm.....
     
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  3. bioreefdude

    bioreefdude Fu Manchu Lion Fish

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    i think u just have a bad test go buy a $1 water from the store and test that
     
  4. tat2reefer

    tat2reefer Plankton

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    Good point...i've not tested it with store water. One of my friends has a refractometer and I could use that to test too.