alkalinity check

  1. J

    bad batch Salifert Alkalinity test

    I think I received a bad batch of Salifert Alkalinity tests. I recently bought a new Salifert Alkalinity test( the expiration is " 03-2028"). I did a few tests and all of the readings were over 15 DKH. To confirm the results, I used the Hanna Checker to test the same water sample. The readings...
  2. hexcolor reef

    ALK

    It’s impossible to keep ALK at 9. I find myself always on the higher end 11-12 / 180-198
  3. alessandrolatour

    Virginia WTB WTB Hanna Checkers

    Looking to buy specific Hanna checkers. Looking for a high nitrate hanna tester as well as a low phosphate. Located in Richmond area for shipping costs
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