bench fluorometers Instruments that determinesthe amount of chlorophyll in in-vitro samples by measuring the quantity of red light (around 685nm) emitted following excitation by pulses of blue light (around 460-470nm). 2008-01-10 16:10:12.0 SDN:L05::LAB23 SDN:L05::LAB23 SDN:L05::LAB23 1 1 2008-01-10 16:10:12.0 accepted false