CANONICAL MARINE PARAMETER
pH
Measure of hydrogen-ion activity on a specified pH scale. pH values are only comparable when the scale, temperature and pressure/reference conditions are retained.
- Canonical key
ph- Parameter family
- Carbon chemistry
- Scientific category
- Biogeochemistry
- Canonical unit
- 1
- CF standard name / vocabulary
- Vertical domain
- water column/surface
- Required qualifiers
- pH_scale; temperature_reference; pressure_reference
- Merge policy
- CONDITIONAL
- Mapped sources
- 5
Marine observation sources
The following registered sources have indexed metadata mappings for this parameter. Consult the registry details for each mapping's verification and review status.
- BGC-Argo Argo / BGC-Argo
- NOAA National Data Buoy Center (NDBC) NOAA NDBC
- CCHDO / GO-SHIP hydrography CCHDO / GO-SHIP community
- World Ocean Database (WOD) NOAA NCEI / IODE
- GLODAPv3 GLODAP community / NOAA OCADS