Seawater pH sensors measure the concentration of hydrogen ions in a solution.
This instrument measures the following data products. Select a data product's name to learn more.
- PHSEN Thermistor Temperature (ABSTHRM)
- Optical Absorbance Signal Intensity at 434nm (PH434SI)
- Optical Absorbance Signal Intensity at 578nm (PH578SI)
- pH (PHWATER)
Instrument Models & Deployed Locations
The OOI includes the following instrument makes and models for this instrument type. Follow the links below to find out where in the OOI this instrument has been deployed. You'll also find quick links for each instrument to Data portal, where you can plot and access data.
Primary Science Discipline
PHSEN on the Data Portal