Agilent Technologies 6890 Series Service Manual page 476

Gases 520
Cryogenic cooling requirements
Dip tube
Correct configuration Incorrect configuration
Figure 520-4 Correct and incorrect liquid CO tank configuration
2
WARNING Do not use copper tubing or thin-wall stainless steel tubing with liquid CO .
2
Both harden at stress points and may explode.
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Jun 2001
Agilent 6890 Gas Chromatograph Service Manual