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For fast results, these low-range hardness test strips are a convenient way to test hardness levels in the water. In addition, these 50 test strips have a range and sensitivity of 0, 30, 60, 120, and 180 ppm.
For fast results, these low-range hardness test strips are a convenient way to test hardness levels in the water. In addition, these 50 test strips have a range and sensitivity of 0, 30, 60, 120, and 180 ppm.
| Test | Factor: Low range hardness System: Test strip Visual color comparison |
| Range/Sensitivity | 0, 30, 60, 120, 180 ppm |
| Number of Tests | 50 |
