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Is it possible to achieve -200˚C using nitrogen as a cryogen?
Liquid nitrogen boils at 77.36K or -195.73˚C. at one atmosphere pressure. However, lowering the pressure to 0.579 atm lowers the liquid nitrogen boiling temperature to 73K or -200.15˚C.
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1 Comment
Dr. Glen McIntosh
January 20, 2015Liquid nitrogen boils at 77.36K or -195.73˚C. at one atmosphere pressure. However, lowering the pressure to 0.579 atm lowers the liquid nitrogen boiling temperature to 73K or -200.15˚C.