NOVEL TOTAL NITROGEN ANALYSIS IN WASTEWATERS by John Stillian, Lindie Aragon, and Evelyn Rhodes In a 2 lab study, Lindie Aragon of Westminster WWTF, Evelyn Rhodes of Northglenn WWTF, and John Stillian of Timberline Instruments, Boulder, collaborated in an innovative method combining persulfate digestion and the Timberline TL-2800 to [...]