Red Sea Potassium Pro Testing Kit - 40 tests Potassium Pro Test Kit An advanced high accuracy titration test of potassium level in your reef aquarium K Red Sea’s Potassium Pro Test Kit is a unique advanced titration test, measuring the level of potassium in your reef aquarium to a high accuracy of 3 ppm. The Potassium Pro test kit enables accurate dosing of Red Sea’s Coral Colors B Supplement (potassium) which is part of the complete Red Sea Reef Care Program. Red Sea’s Potassium Pro Test Kit Specifications: Test type: Titration Test range: 151- 150-450 ppm Accuracy: 3ppm The Potassium Pro Test Kit includes durable, chemical resistant plastic case & analytical grade glass vials. Package size/volume: 40 tests Red Sea’s Potassium Pro Test Kit Specifications: Test Name Element Accuracy Range Test Type No. of test Potassium Pro K 3 ppm 150-450 ppm Titration 40