Parameter: eCA

Master parameters information
Short Name:
 unknown
Short Description:
 no standard parameter
Official Name:
 unknown
No Data Value:
Description:
 

association with a community-wide standard parameter is not yet defined

Dataset-parameters information
Supplied Name: 
eCA
Supplied Units: 
milligrams Chl-a/liter (mg/L)
Conversion Necessary: 
no
Conversion Utility: 
No Data Value: 
nd
Description: 
Activity of external carbonic anhydrase (eCA) using the depletion of 18O of aqueous 13C18O2 caused by hydration and dehydration steps of CO2 and bicarbonate. Shown as the ratio of catalyzed CO2/bicarbonate conversion rate compared to the uncatalyzed rate and normalised to chlorophyll. Units are Fold Activity compared to uncatalyzed rate; normalised to chlorophyll concentrations.