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.
Orders for MSA Products combine the Current Promotions of Discounted Pricing & Free Shipping*
* Free shipping for orders to the continental United States. When the items shipped are classified as Hazardous, you receive Free Shipping for the Ground UPS portion of your shipment, however, the Customer is responsible for the UPS Hazardous Fee, which is added to your order.