Hardware: Vacuum System

Gas Chromatograph-Mass Spectrometry

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The mass spectrometer is housed in a vacuum. The basic knowledge of vacuum system, which is needed to understand GC/MS analysis, will be provided here.

Overview of Vacuum System
Why Does MS Require High Vacuum?
Turbomolecular Pump
Single Pumping System
Limitation Factors of Vacuum
Differential Pumping System
Dual Inlet Turbomolecular Pump
TMP Pumping System and Column
Single Pumping System and Differential Pumping System