Micropore, Inc. located in Elkton, Maryland, packages fine powder chemistries into solid absorbent cartridges that are used to absorb carbon dioxide in rebreathing and life support systems. Founded in March of 1997, Micropore’s solid cartridge technology out performs traditional granular CO2 absorbents. The patented technology is the first major advance in CO2 absorbent technology in over 100 years, providing superior performance advantages over existing granular absorbents.

The CO2 absorbent cartridges are marketed under the ExtendAir® and SpiraLith®CaTM brand names and are used for life support in the fire-fighting, medical, dive, submarine, and military markets.