- 25 strips for testing total bromine, free chlorine, alkalinity, pH and total hardness
- Accurate results in seconds
- Compatible with all spas
- HTH spa test strips are great for bromine and chlorine systems
- For excellent results, use HTH spa test strips twice a week to test and balance your spa water
- Includes: (25) Test Strips
- Number of Tests: 25
- Range: 3 to 5 ppm Free Chlorine 2 to 6 ppm Bromine 80 to 120 ppm Total Alkalinity 7.2 to 7.6 pH 250 to 450 ppm Total Hardness
- Testing Parameter: pH Total Alkalinity Total Bromine or Free Chlorine Total Hardness