How to sample hydrogen and nitrogen
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Hydrogen and nitrogen are produced by hydrogen generators; it is necessary to analyze the content of hydrogen and nitrogen respectively. How should samples be taken? Argon and helium are stored in argon cylinders and helium cylinders respectively. To analyze the content of argon and helium, how should samples be taken?
Sample with a gas cylinder and lead off a vent flare.
Simply put, a rubber bladder, or an aluminum foil sampling bag.
A dedicated sampling tank (evacuated first) should be used to draw samples from the sampling point. A pressure regulator is installed on the gas cylinder, which is connected to the chromatograph via pipes.