- Protective carrying case organizes meter and materials
- Includes everything you need for convenient calibration
- Calibration standards are made with NIST traceable materials
Each kit contains TDS Singles calibration pouches (two each of 447 μS, 1413 μS, 2764 μS, 15,000 μS, and rinse water); sample jar; and screwdriverall in a hard shell carrying case with room for your TDSTestr (order Testr separately). TDS Singles are handy, single use pouches that each contain 20 ml of fresh calibration solution. Accuracy is ±1% at 25°C.