· Food processing applications: a natural anti-bacterial, carbon dioxide is used to increase the shelf life of many food products .
· Mixed with ethylene oxide it is employed in sterilization . · Environmental applications: as an alternative to sulphuric acid for pH balance control · Instrumentation gas used in atomic absorption for elemental analysis . · In optical spectrometry as a component in an instrumentation gas mixture . · As a component in laser gas mixtures . · Component in calibration gas mixtures for environmental monitoring systems . · Medical applications: close-to-physiologic atmospheres for the operation of artificial organs. · Medical applications: as a component in a mixture of oxygen or air as a respiratory stimulant to promote deep breathing . · Semiconductor applications: chemical vapour deposition of silicon dioxide . · As a supercritical fluid in both chromatography and extraction applications . · To implant trace components or color dyes to various polymers.
