253.7&365.0nm Benchtop Uv Analyzer UV lamps Desktop Ultraviolet Analyzer
ZF-1 Ultraviolet Analyzer 1 English Instruction Manual 1. Ultraviolet Filter: 7.87″ 1.97″(20cm 5cm). Uv Lamp Material: Quartz Glass. Hope for your understanding.
253.7&365.0nm Benchtop Uv Analyzer UV lamps Desktop Ultraviolet Analyzer
ZF-1 Ultraviolet Analyzer 1 English Instruction Manual 1. Ultraviolet Filter: 7.87″ 1.97″(20cm 5cm). Uv Lamp Material: Quartz Glass. Hope for your understanding.