Salifert Reef Test Potassium

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  • Regular price $31.00
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Potassium is an essential element in both the skeletal construction and coloration of certain corals.  Testing should be done to maintain Potassium (K) in an optimal range of 380 - 420 ppm.


  • Up to 40 tests


  • Reagent bottles K-1, K-2, and K-3
  • 2x 1ml syringe
  • 2x Testing vials
  • Testing instructions