The Hanna Instruments HI98301 DiST 1 is a low-range total dissolved solids tester than can measure up to 2000 ppm (mg/L).

The DiST 1 is a rugged and reliable pocket-sized tester for use in the lab or field.
This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand.
The HI98301 DiST 1 has a 0.5 conversion factor in the measurement of TDS in a variety of applications including water conditioning, environmental monitoring, education and general laboratory use.
This tester keeps things simple with a two-button operation; one for ON/OFF, the other for calibration.

The HI98301...
- Large Multi-level LCD
- Exposed Temperature Probe for Fast Response
- Simple Two-Button Operation