As it is known, He gas is more expensive than Ar gas, and both are inert gases. So is it possible to use Ar gas instead of He as the carrier gas for CHN analyzer model PerkinElmer 2400 ??
https://assets.thermofisher.com/TFS-Assets/CMD/Application-Notes/AN-42253-EA-CHN-Coals-Argon-AN42253-EN.pdf
https://assets.thermofisher.com/TFS-Assets/CMD/Application-Notes/an-42252-oea-chn-soils-plants-argon-an42252-en.pdf
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or we can collaborate
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