4-MIX 100 CO 15 H2S 2.2% CH4 18 OX
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Span gases are used for calibration and bump testing of gas detection equipment like the UNITOR T4 and the UNITOR Gas Pro detection units. Minimix 34 cylinder gas composition: * 100 ppm Carbon monoxide (CO) * 15 ppm Hydrogen Sulphide (H2S) * 2.2% Methane (CH4) * 18% Oxygen (O2) * balance is Nitrogen (N2).