供应G8T5E UV-B lamps emit ultraviolet rays between 280nmand 360nm (at peak 306nm).The spectral energy distribution suits to test theultraviolet resistance of paints, plastics andru
供应G6T5E UV-B lamps emit ultraviolet rays between 280nmand 360nm (at peak 306nm).The spectral energy distribution suits to test theultraviolet resistance of paints, plastics andru