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Salifert Potassium Reef Test Kit

Salifert Potassium Reef Test Kit


Item #: SF1528

Temporarily Out of Stock

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

Manufacturer information

Salifert is a Holland base company that produces top of the line test kits as well as tank additives and foods for marine and reef aquariums.

5 Stars


Reviewed on
January 16, 2020

Yes, I would recommend this.

Best Potassium Kit

Pros: Easy and works.

Cons: None

I consistently have low potassium unless I dose. This kit is easy to use and accurate. In all 4 times I have used ICP testing the results were with 10 points of this kit, including when results were low.

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Reviewed on
July 07, 2019

Yes, I would recommend this.

Easy to use

Easy to use, clear directions, will compare results to future ICP tests.

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