Conceptid (33) | Preflabel |
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PHTSFE02 | pH (total scale) {pH[T]} of the water body by ion sensitive field-effect transistor (ISFET) sensor (internal counter electrode) and manufacturer's calibration and correction against independent temperature and salinity measurements |
PHTSFE03 | pH (total scale) {pH[T]} of the water body by ion sensitive field-effect transistor (ISFET) sensor (external counter electrode) and manufacturer's calibration and correction against independent temperature and salinity measurements |
PHXXFE02 | pH (total scale) {pH[T]} of the water body by ion sensitive field-effect transistor (ISFET) sensor (internal counter electrode) and manufacturer's calibration applied |
PHXXFE03 | pH (total scale) {pH[T]} of the water body by ion sensitive field-effect transistor (ISFET) sensor (external counter electrode) and manufacturer's calibration applied |
PHXXPR01 | pH (unspecified scale) of the water body by pH electrode |
PHXXSP01 | pH (unspecified scale) of the water body by spectrophotometry |
PHXXSP02 | pH (total scale) {pH[T]} of the water body by spectrophotometry |
PHXXZZXX | pH (unspecified scale) of the water body |
PHXXZZYY | pH (NBS scale) of the water body by Gran titration and Mackereth et al. (1978) freshwater analysis method and standardisation to NBS scale |