1pcs new HG-1 CAL-2000 low pressure mercury argon lamp spectrometer calibration

1pcs new HG-1 CAL-2000 low pressure mercury argon lamp spectrometer calibration. Important reminder: The price can be purchased directly, please do not repeat the inquiry. Product is brand used and in stock. pickbestforyou . sell Apr 16, 2022.If you need more pictures, or need more quantity, or have other problems. Please contact me