"Total organic carbon" or "TOC" means total organic carbon reported in units of milligrams per liter (mg/L), as measured using heat, oxygen, ultraviolet irradiation, chemical oxidants, or combinations of these oxidants that convert organic carbon to carbon dioxide, rounded to two significant figures.
Cal. Code Regs. Tit. 22, § 64401.82
Note: Authority cited: Sections 116325 and 116375, Health and Safety Code. Reference: Sections 116275 and 116350, Health and Safety Code.