Introduction to GC Gas Filters

Gas filters are placed in the gas lines supplying the GC to ensure a suitable purity of gas is delivered to the instrument. This module will introduce the reason for using gas filters, types of gas filter design, and correct installation and operation.

Topics include:

• Filter Designs
• Filter specifications
• Filter Types - moisture, hydrocarbon, oxygen, and combination
• Order of filter installation
• Filter operating conditions
• Installing cartridge GC gas filters