Varian Cary 50 Bio UV-Visible Spectrophotometer ( Ultra Violet UV-Vis UV/Vis )
Data collection rate of an impressive 80 points per second, so you'll have all the information you need about your kinetics assay.
•The maximum scan rate is 24,000 nm per minute
•You can scan the whole wavelength range of 190-1100 nm in less than 3 seconds
•Measure samples up to 3 Abs so you won't have to dilute them as often