GC Systems

A GC System is used for separating and analyzing compounds in complex mixtures. It is commonly applied in industries like environmental testing, pharmaceuticals, forensics, and food safety.

A GC System uses a carrier gas to transport a sample through a column, where compounds are separated based on their chemical properties. The separated compounds are detected and analyzed, often with detectors like FID or MS.

The main components include an injector, a column, a detector, and a data system for analysis. Carrier gas and temperature control are also critical for proper operation.

Consider factors like the type of analysis you need, the sensitivity required, sample volume, throughput demands, and compatibility with detectors or other instruments.

GC Systems are suitable for analyzing volatile and semi-volatile organic compounds, including gases, liquids, and thermally stable solids.

A GC separates compounds, while a GC-MS combines gas chromatography with mass spectrometry to provide both separation and detailed molecular identification.

Common detectors include Flame Ionization Detectors (FID), Thermal Conductivity Detectors (TCD), and Mass Spectrometry (MS) detectors, each suited for specific types of analysis.

While basic knowledge of chromatography is helpful, manufacturers often provide training, and many systems are user-friendly with automated features.

Regular maintenance includes replacing columns and seals, cleaning the injector, and calibrating the detector. Always follow the manufacturer's guidelines for optimal performance.

Common carrier gases include helium, nitrogen, and hydrogen. The choice depends on the application, cost, and compatibility with the system.