MSA offers a complete line of calibration gas cylinders to calibrate all instruments. The gas mixture in calibration gas cylinders is certified to be prepared gravimetrically, using NIST traceable weights. The lot number and nominal value of the gas constituents in volume, percent by mass, PPM, or volume is specified on the cylinder.

• Complete line of calibration gases with single multiple gas mixtures to calibrate all instruments
• All cylinders are certified to a NIST traceable standard
• Lot number, expiration and gas volumes are specified on the cylinder
• Rugged overmolded housing provides rugged durability to survive a 10' drop test, IP 65 construction
• RFID tagging included on most cylinders for automatic identification to MSA calibration test stand