Gfg 1418-143 Portable Micro Iv Single Gas Detector – Fluorine (F2) – Instrument Only, .01 Ppm Res. / 0 – 10 Ppm Range

GFG 1418-143 Portable Micro IV Single Gas Detector – Fluorine (F2) – Instrument Only, Does not include calibration adapter P/N 7770-201C / .01 ppm Res. / 0 – 10 ppm Range