Beckman Instruments' Space Engineering Group contracted with NASA to design a gas chromatograph to analyze the atmosphere within a spacecraft's cabin. The prototype device weighed under 12 pounds and used under 10 watts of power.
Cook, R. D., and Merton Robinson. “Second Quarterly Status Report: Contract NASr-76, Phase II, Spaceborne Gas Chromatograph,” March 1, 1962. Beckman Historical Collection, Box 19, Folder 29. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/2227mq366.