Extech ExStik™ Waterproof Pocket Chlorine Meter

Measures total residual chlorine with a direct readout in ppm (1ppm = 1 mg/L).

This pocketsize meter has many advanced features:

• Simultaneous temperature display with a range of 23° to 194°F (-5 to 90°C).
• The solid state flat sensor contains no glass, won’t clog and is easy to clean.
• Memory stores and recalls 15 labeled readings and saves last calibrated value.
• Automatic electronic self-calibration.
• Complies with Standard Methods for the Examination of Water and Wastewater 4500 C1 I.
• Data hold, auto power off and low battery indicator.
• Waterproof design floats and protects meter.

Method: There are three easy steps to measure total chlorine using this meter: drop one DPD reagent tablet into 20 mL sample solution using the cup provided; shake vigorously (20-30 seconds) or crush tablet until dissolved; insert meter into sample cup and take reading when display stabilizes. Complete with 50 ExTab™ DPD reagent tablets, protective sensor cap, sample cup and neckstrap. Weighted base and stand sold separately. One year warranty.