Nickel Catalyst Tube; About The Nickel Catalyst Tube; Nickel Catalyst Gas Flows - Agilent Technologies 7820A Advanced User's Manual

Nickel Catalyst Tube

About the nickel catalyst tube

Carrier gas

Nickel catalyst gas flows

Advanced User Guide
The Nickel Catalyst Tube accessory, G4337A, is used for trace
analysis of CO and CO
sample is separated on the column and passed over a heated
catalyst in the presence of hydrogen, which converts the CO and
CO peaks to CH
2
Sample
Column
Gas sample valve
For a standard FID installation:
Table 9 Gas flows for a standard FID
Gas
Carrier (helium)
FID hydrogen
FID air
with a flame ionization detector. The gas
2
.
4
Hydrogen
Nickel catalyst
Flow rate, mL/min
30
30 (see Caution)
400
4
Columns and Oven
Air
FID
61