Hach DPD Free Chlorine Reagent for 5 mL Sample, Powder Pillows, PK/100, 14077-99
- DPD method, Free chlorine reagent powder pillows, pack of 100
- For use with Hach's visual chlorine test kits
- Sample size: 5 mL
- Range: up to 3.5 mg/L CL2
- Backed by over 20 years DPD experience