Patinas for Metal Artists
Barometric Pressure and Humidity
Photo Processes and Formulas
Science Experiments
Laboratory Procedures
Biodiesel Processing
UV tubes from UVP, Inc. have many, many hours of use but they will wear out eventually. Have a replacement for your UVL-21, UVGL-25, or 3UV-34 handheld UV lamp standing by.
UV Tube, SW, 4wt, for UVG-4, UVG-11, UVGL-25, 3UV-34 Cat. No. - NC-0163 $31.00
Compact UV Lamp, LW/SW, 4W, UVGL-25 Cat. No. - NC-0577 $255.00
Compact UV Lamp, LW/SW, 4W, UVGL-15 (split tube) Cat. No. - NC-0575 $205.00