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Install the LPG sampling valve (see Figure 1).
• The injection valve should be mounted so that it maintains ambient temperature at the start of the run to keep liquid from bubbling in the valve or injection lines prior to injection.
• If it is desired to make gas injections, replace the liquid injection valve on the GC with a gas injection valve and refer to the appendix of this method for how to inject a gas sample.

[ Last edited by thong0421 on 2013-5-27 at 17:18 ]
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