They only come with 6 packs of regent and now it appears that they have changed to push in plugs for the testing bottles, so what's the problem, it is what it is, use it you will be happy with it I'm sure. I only use Hanna for po4 testing salifert for everything else.
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Hey! I never "LEFT" the hobby, just doing fresh water now. Which is still listed as part of Canreef if I'm not mistaken. 
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