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.
Listed below are six Gas Categories and scrolling down these are followed by most every MSA calibration gas, sorted by part number, in this one category overview.
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.
Return & Cancellation Policy: Due to concerns of viruses and contaminants being transferred by reversing the supply chain, returns can not be accepted for any reason. Also, once placed, orders for products relating to the current pandemic may not may not be cancelled, returned, or refunded, at the direction of the individual factories.