"Total organic carbon (TOC)" means the sum of the concentrations, in milligrams per liter (mg/L), of all organic carbon, measured using heat, oxygen, ultraviolet irradiation, chemical oxidants, or combinations of these oxidants that convert organic carbon to carbon dioxide, rounded to 2 significant figures.
N.H. Admin. Code § Env-Dw 103.60
(See Revision Note at chapter heading for Env-Dw 100) #10606, eff 6-1-14