Sperian Biosystems Calibration Gas
| To order Sperian Biosystems calibration gas, simply find your unit and click on the Add button for the gas next to the instrument you have. If you cannot find your gas detector, please Contact Us and we'll select it for you. | |

Multipro 4 Gas Detector | 18% Oxygen, 50% LEL Methane, 50ppm Carbon Monoxide, 25ppm Hydrogen Sulfide, balance Nitrogen. 58L - $206.00 |

Toxipro Single Gas Detector | 50ppm Carbon Monoxide, balance Air. 103L - $133.00 |
18% Oxygen, balance Nitrogen. 103L - $105.00 | 25ppm Hydrogen Sulfide, balance Air. 58L - $148.00 |