Tropic Marin K+ Pro - Professional Potassium Test, Refill Pack

Original refill pack for Tropic Marin's Potassium Test Professional. For measuring the potassium values in saltwater aquariums. For approx. 50 applications.

Contents:

• 1 x 12mL Potassium Standard
• 1 x 25mL Reagent A
• 1 x 25mL Reagent B
• 1 x 5mL Reagent C
• 1 x 30mL Reagent D

Our expert Oliver Knott recommends:

You can always keep an eye on the potassium level in your aquarium water with this refill pack!