MPS SpaCheck™ 3in1 Parameter_Quaternary Ammonia Total Chlorine is the combination

Total Chlorine is the combination of both Free (available) Chlorine and reacted Chlorine

This patent pending test utilizes a lateral flow test strip

Pool eXact® EZ

best of all

The water quality test reports accurate results from 0

MPS SpaCheck™ 3in1 Parameter_Quaternary Ammonia Total Chlorine is the combinationMPS SpaCheck 3in1 is the only complete source for spa testing that you will ever need if you are using Active Oxygen (potassium monopersulfate) as your sanitizer. Test only takes 20 seconds and you get 3 most important readings of your pool or spa along with a guideline OK or NOT OK. Tests for: MPS LOW, OK, HIGH pH 6. 0, 6. 4, 6. 8, 7. 2, 7. 6, 8. 2, 9. 0 Total Alkalinity 0, 40, 80, 120, 180, 240, 360 ppm Features: No instrument required No liquids,