Gfg 1418-116 Portable Micro Iv Single Gas Detector – Nitrogen Dioxide (No2) – Instrument Only, 0.2 Ppm Res. / 0 – 50.0 Ppm Range

GFG 1418-116 Portable Micro IV Single Gas Detector – Nitrogen dioxide (NO2) – Instrument Only, Does not include calibration adapter P/N 7770-201C / 0.2 ppm Res. / 0 – 50.0 ppm Range