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MPS Spa Check™ 3in1

Bottle of 50 tests
Part No. 481340

Monopersulfate, or MPS, helps to maintain and increase the life of your sanitizer. MPS Spa Check™ 3in1 is the perfect solution for pool & spa owners who use MPS


Total Alkalinity: 0, 40, 80, 120, 180, 240, 360 ppm (mg/L)
Monopersulfate (MPS): LOW, OK, HIGH
pH: 6.0, 6.4, 6.8, 7.2, 7.6, 8.2, 9.0