Bump test cylinder, H2S 40 ppm / CO 100 ppm / Methane 50% LEL / O2 12% in N2, 11AL aerosol, with balloon and cal cup for GX-2009
Bump test cylinder, H2S 40 ppm / CO 100 ppm / Methane 50% LEL / O2 12% in N2, 11AL aerosol, with balloon and cal cup for GX-2009
