Integrity Calibration Gas for BW Technologies PN CG-Q58-4: 25 ppm hydrogen sulfide/ 100 ppm carbon monoxide/ 2.5% methane/ 18% oxygen/ balance nitrogen
Cylinder Size: 58 liter
Shelf Life: 3 years
Our prices are better than OEM’s and distributors for calibration gas: Integrity Gases, Inc. is the premier manufacturer of calibration gas standards in portable cylinders. OEM Gas Detector Manufacturers are resellers. We actually make calibration gases.