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Anaesthetic Rotameters Unit
For medical flowmeters in anaesthesia machines, the uniform specification provided is 100 cc to 8,000 cc per minute for oxygen and 200 cc to 12,000 cc per minute for Nitrous Oxide. Assumed temperature for use of the machine is 20° Celsius, and pressure of 60 PSI. End connections are 7/16 inch UNF for Oxygen and 1/2 inch UNF for Nitrous Oxide.
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