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Conversion from LPM to NLPM:

NLPM = LPM * (273.15/Tgas)*(Pgas/14.696)

Where Pgas is absolute pressure in PSI

Tgas is gas temperature in Kelvin

e.g. Convert 1000LPM to nLPM value by considering the gas temperature 30 deg. cel. & absolute pressure 1 bar

NLPM = 1000 * (273.15/303.15)*(14.50377/14.696)

NLPM = ~ 890

- Sanjay Rajput (Pune)

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