- Compact instrument fits in the palm of your hand
- Accuracy: ±0.02 pH
- 25 point memory storage with time/date stamp
- Waterproof (IP67)
- Triple Display shows pH or ORP measurement, temperature and time\date
- Ideal for wastewater, water quality and environmental applications
Traceable To NIST for Accuracy
To assure accuracy an individually serial-numbered Traceable® Certificate is provided from our ISO/IEC 17025:2005 (1750.01) calibration laboratory accredited by A2LA. It indicates traceability to standards provided by NIST (National Institute of Standards and Technology).
Thomas No. 1189Q97 Traceable® pH\ORP Meter
Thomas No. 1189Q98 Probe Extension Cable
Thomas No. 1189Q99 Replacement Probe
Please note: The aforementioned A2LA accreditation belongs to the manufacturer, not Thomas Scientific.