HF scientific Chlorine Pocket Colorimeter

This handheld colorimeter provides accuracy expected in the laboratory no matter where you happen to be. The extra- large LCD is easy to read and the auto shut off feature conserves battery life. DPD reagents are not included in the kit to allow you to choose the type and quantity needed for your application. Reference standard solution is available for calibration. What's Included: four measuring cuvettes with caps, 4 AAA batteries, and carrying case Laboratory accuracy in the field Simple operation Waterproof EPA approved method