| Alternative Reagent |
| PTR100 | Bromine LR Alternative Liquid Reagent |
| PTR101 | Bromine HR Alternative Liquid Reagent |
| PTR200 | Chlorine LR Alternative Liquid Reagent |
| PTR201 | Chlorine HR Alternative Liquid Reagent |
| PTR300 | Chlorine Dioxide LR Alternative Liquid Reagent |
| PTR301 | Chlorine Dioxide HR Alternative Liquid Reagent |
| PTR400 | Iron LR Alternative Liquid Reagent |
| PTR401 | Iron HR Alternative Liquid Reagent |
| PTR500 | Molybdate LR Alternative Reagent |
| PTR501 | Molybdate HR Alternative Reagent |
| PTR601 | Zinc Alternative Liquid Reagent |