Calibration Testing Gas Cylinder, 4 Gas Mix, CO/H2S/LEL/O2, 34 Litres

• Calibration 4-Gas Cylinder LEL, O2, CO, H2S

Specifications:
Hazard: CO/H2S/LEL/O2
Gas Mix: 4
Litres: 34
Concentration: 18% O₂, 50% LEL (Propane Equivalent CH4), 50 ppm CO, 25 ppm H₂S, Balance N2