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Extech ExStik® 4-in-1 Water Quality Kit

We're sorry, Item No. 132861 is no longer available. If you are having trouble finding a similar product, please contact us.

Everything you need to measure water quality quickly and accurately

Water quality test kit features a 4-in-1 water quality meter that gathers flat surface measurements of chlorine, pH, ORP (Oxidation Reduction Potential) and temperature. The electrodes (included) are interchangeable and work on liquids, semisolids and solids. Memory stores up to 15 readings and stores the last calibrated value, all of which can be recalled on the easy-to-read digital display (with bar graph capabilities). Features direct reading of total chlorine from low-detection limit. Displays ppm or pH and °C/°F simultaneously. Waterproof meter floats if dropped in water and automatically calibrates for chlorine and ORP. “CAL” indicator alerts user to recalibrate pH electrode. Automatic temperature compensation. Operates on four 3V LR44 button batteries (included). Meter is 1.4" x 6.8". x 1.6" overall and weighs 3.85 oz. Imported.

Kit Includes:

1 gel-filled pH electrode

1 ORP electrode

5 packs of 10 reagent tablets (50 tests)

4 plastic sample cups

3 pH buffer pouches (4, 7 and 10 pH)

1 carrying case and neck strap


Chlorine Range

pH Range

ORP Range


0.00 to 14.00 pH


0.01 to 10.00ppm


-999 to 999mV


23° to 194°F (-5 to 90°C)

23° to 194°F (-5° to 90°C)


0.01 ppm

0.01 pH

4 mV


±10% of rdg. +0.01ppm



Online Documents
  • Info Sheet - Specs for Extech ® ExStik ® 4-in-1 Water Quality Kit
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