At ISA: A product of note was the Model AF26, a turbidity-independent, dual-channel absorption sensor designed to automate manual processes and offer increased control of in-line applications to ensure product quality, maximize yield, minimize product loss, detect contaminants, and prevent excessive discharge to waste treatment facilities. It measures color and/or concentrations using light at wavelengths of 380 to 1,100 nm.
Optek, Germantown, WI; 800-371-4288