When 4 – 5 p.m., Sept. 17, 2025 event Add to Calendar Add Event to Calendar Physical/Analytical Seminar: "Using UV-Vis Spectroscopy for Individual Nutrient Measurement in Hydroponics" 4:00 pm, September 17, 2025 × Select your calendar type below: Google iCal File Outlook Enterprise (Office 365) Outlook Personal (outlook.com) Yahoo! Where Koffler 218 Presenter:Michael Zankel Department of Biosystems EngineeringHosted by: Dr. Michael Brown Analytical Seminar Physical Chemistry Seminar Contacts CBC Front Office cbc-frontoffice@list.arizona.edu 520-621-6354