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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Free Chlorine/Bromine: 0
These temperature indicator labels are especially useful for monitoring temperature in locations where the use of thermometers or electronic devices is not practical
14 day run out – specialized for COVID-19 vaccine)
Colour change: Purple to Green
This label combines the biggest surface area with the largest range of temperatures for a standard product
Pool Check MPS, pH & Alkalinity Spa Check 3 in 1 Water Test Strips WaterWorks™ Free Chlorine Free Chlorine/Bromine: 0Parameters & Detection Ranges Monopersulfate: Low OK High pH: 6, 6. 4, 6. 8, 7. 2, 7. 6, 8. 2, 9 Total Alkalinity: 0, 40, 80, 120, 180, 240, 360 ppm Packaging: Blister packed bottle of 50 test strips. Details Monopersulfate, or MPS, helps to maintain and increase the life of your sanitizer. MPS Spa CheckTM 3in1 is the perfect solution for pool & spa owners who use MPS. Simply dip one test strip into your pool or spa for 5 seconds with a gentle back