Hach Pocket Colorimeter II, Ammonia

A truly go-anywhere instrument, the Pocket Colorimeter II is ideal for extended field work or on-the-spot process monitoring. No manual calibration is needed. Just zero the instrument with a blank, insert a reacted sample, and then read the result on the backlit LCD. The 10 most recent data points are logged, compete with time stamp. Four buttons allow for simple operation. The IP67 rated instrument weighs just 8.1 ounces. Includes pre-measured unit dose reagents for 100 tests, sample cells, carrying case, and manual.