YSI 900 Free and Total Chlorine Colorimeter test tubes The ToxiRAE Pro uses intelligent

The ToxiRAE Pro uses intelligent interchangeable sensors that store their own calibration data — sensors are consumables with a finite service life

thanks to a cleverly integrated weight

KCl electrolyte

hydrogen sulfide (H2S)

YSI 900 Free and Total Chlorine Colorimeter test tubes The ToxiRAE Pro uses intelligentRugged, waterproof, single parameter colorimeter for free and total chlorine measurement in the field or lab. Includes: instrument, manual, 100 free and 100 total chlorine DPD powder packets (251414Y and 251401Y), carrying case, batteries, cleaning brush, screwdriver, (3) 10 mL cuvettes (24 mm), and (2) 5 mL cuvettes (10 mm).