3. Gas Chromatography. Answer the following questions based on what you know about the GC in our lab. Suppose the GC instrument was set with the following conditions: Column = Rxi-5ms, %3D 30 m x 0.25 mm i.d. x 0.25 micron thick film, oven 125 °C for 5 minutes, then 25°C/ minute until 250°C, then 250 °C for 5 minutes, head pressure 12 psi, then the split ratio is 50:1. The carrier gas for the Gas Chromatograph is helium oxygen carbon dioxide nitrogen O hydrogen water vapor

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Chapter1: Chemical Foundations
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3. Gas Chromatography. Answer the following questions based on what you know
about the GC in our lab.
Suppose the GC instrument was set with the following conditions: Column = Rxi-5ms,
30 m x 0.25 mm i.d. x 0.25 micron thick film, oven 125 °C for 5 minutes, then 25°C/
minute until 250°C, then 250 °C for 5 minutes, head pressure 12 psi, then the split
ratio is 50:1.
The carrier gas for the Gas Chromatograph is
O helium
О охудеn
O carbon dioOxide
O nitrogen
O hydrogen
O water vapor
Transcribed Image Text:3. Gas Chromatography. Answer the following questions based on what you know about the GC in our lab. Suppose the GC instrument was set with the following conditions: Column = Rxi-5ms, 30 m x 0.25 mm i.d. x 0.25 micron thick film, oven 125 °C for 5 minutes, then 25°C/ minute until 250°C, then 250 °C for 5 minutes, head pressure 12 psi, then the split ratio is 50:1. The carrier gas for the Gas Chromatograph is O helium О охудеn O carbon dioOxide O nitrogen O hydrogen O water vapor
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