Description

Integrity Calibration Gas for MSA P/N 491041: 2.5% methane/ balance air
Cylinder Size:  115 liter
Shelf Life: 5 years

Our prices are better than OEM’s and distributors for MSA Calibration Gas:

Integrity Gases, Inc. is the premier manufacturer of MSA calibration gas standards in portable cylinders. OEM Gas Detector Manufacturers are resellers. We actually make MSA calibration gases.