Make sure your probes are working correctly by calibrating them with Traceable 4175 One-Shot Conductivity Standards. The standards come in a convenient 6-pack to cover all your needs. Each one is individually packaged and labeled to make the process as fast and as accurate as possible.
| Catalog Number | 4175 |
| Range Micro(mhos/siemens) | 10 |
| Volumn | 100 mL |
| Megohms | 0.1 |
| TDS/PPM | 6.6 |
