Quick and easy-to-read strips that test for free chlorine/bromine, pH, Alkalinity and total hardness. 50 strips per bottle
Perfectly balanced spa water should maintain the following ranges:
- pH: 7.2-7.8
- Total Alkalinity: 80-120ppm
- Calcium Hardness: 150-400ppm
- Compatible with chlorine and bromine sanitizing systems.
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Sold Individually - Case Pack 12
