What's the difference between actinometric and actinometrical?
Actinometric
Definition:
(a.) Pertaining to the measurement of the intensity of the solar rays, either (a) heating, or (b) actinic.
Example Sentences:
(1) A quantum yield phi of photooxidation of perazine derivatives estimated actinometrically and the pKa, values were used for the correlation with the substituent volumes.
(2) The UV disinfection of E. coli was carried out and additionally an actinometric determination of the irradiation intensity was made.