The waterproof HF Scientific chlorine colorimeter is a great choice when you want convenience and flexiblity. Monitor free chlorine, total chlorine or both. DPD is sold separately ensuring you only get the reagent you need. DPD is packaged in convenient dispensers for fast delivery.
Colorimter includes 4 sample cells, carrying case, laminated instructions and 4 AAA batteries. DPD is not included - order only the type you need below. A 2.0 ppm standard is also available for validation.