Carbon Monoxide / Pentane / Oxygen / Nitrogen Calibration Gas Mixtures

Select an option... Carbon Monoxide 35 ppm / Pentane 0.14% / Oxygen 18% / Nitrogen Carbon Monoxide 50 ppm / Pentane 0.14% / Oxygen 12% / Nitrogen Carbon Monoxide 50 ppm / Pentane 0.75% (50% LEL) / Oxygen 19% / Nitrogen Carbon Monoxide 60 ppm / Pentane 0.35% (25% LEL) / Oxygen 15% / Nitrogen Carbon Monoxide 100 ppm / Pentane 0.35% / Oxygen 12% / Nitrogen Carbon Monoxide 100 ppm / Pentane 0.35% (25% LEL) / Oxygen 18% / Nitrogen Carbon Monoxide 100 ppm / Pentane 0.35% (25% LEL) / Oxygen 19% / Nitrogen Carbon Monoxide 100 ppm / Pentane 0.75% (50% LEL) / Oxygen 18% / Nitrogen Carbon Monoxide 100 ppm / Pentane 0.75% (50% LEL) / Oxygen 20.9% / Nitrogen