Hach’s Pool Master Test Kit combines several tests into a single test kit. The test kit includes tests for alkalinity (20-400 mg/L), free and total chlorine (0-3.4 mg/L), hardness (20-400 mg/L), and pH (6.6-8.4 mg/L), plus specialized tests for total alkalinity, calcium hardness, and cyanuric acid.
| Application | Pool and Spa |
| Method | pH |
| Model | Pool Master |
| Parameter | Alkalinity, Chlorine Free & Total, Cyanuric Acid, pH, Calcium Hardness |
| Platform | Color Disc |
| Range | 6.6 – 8.4 pH units |
| What’s included? | Includes ten reagents, graduated cylinder, sample cell with cap, dipstick, two color discs, viewing tubes, comparator box, instructions and carrying case. |

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