| Bromine, Total |
2000 Series comparator |
DPD |
2, 4, 6, 10, 15, 20 ppm bromine (Br₂) |
9056 |
NA |
| Chlorine, Free & Total |
2000 Series comparator |
DPD |
1, 2, 3, 5, 7.5, 10 ppm chlorine (Cl₂) |
9056 |
NA |
| pH w/ acid/base demand |
2000 Series comparator |
Phenol red |
7.0, 7.2, 7.4, 7.6, 7.8, 8.0 |
9056 |
NA |
| Cyanuric Acid |
Visual determination |
Turbidimetric |
30, 40, 50, 60, 70, 80, 90, 100 ppm CYA |
4088 |
NA |
| Alkalinity, Total |
Drop test |
Blended indicator |
1 drop = 10 ppm total alkalinity as CaCO₃ |
NA |
9198 |
| Hardness, Calcium |
Drop test |
EDTA titration (includes inhibitors to prevent metal interference) |
1 drop = 10 ppm calcium hardness as CaCO₃ |
NA |
9198 |
