Calibration Gas for Crowcon PN GCO0021
Integrity Calibration Gas for Crowcon PN GCO0021: 5 ppm chlorine/ balance nitrogen
Ideal Cylinder Size: 58 liter aluminum
Shelf Life: 2 years
Our prices are better than OEM’s and distributors for replacement Industrial Scientific Calibration Gas: Integrity Gases, Inc. is the premier manufacturer of replacement Industrial Scientific calibration gas standards in portable cylinders. OEM Gas Detector Manufacturers like Industrial Scientific are resellers. We actually make calibration gases.