| 3501337 CAL GAS 25ppm H2S, 100ppm CO, 2.5% CH4, 18% O2 34L
Calibration Gas: 25ppm Hydrogen Sulphide (H2S), 100ppm Carbon Monoxide (CO), 2.5% Methane (CH4), Balance Nitrogen (N2);
34 Litre Cylinder.
UN No - 1956
DG Class - 2.2 (Non-Flammable Gas)
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