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     When install a gas line for GC, choosing the proper tubing material is very important and will help to eliminate future problems and improve the overall quality of the gas system. Tubing can contain residual hydrocarbon contamination. These contaminants can migrate into the gas stream causing elevated background noise and increase instrument down time. Tubing can be solvent rinsed with methanol or other various solvents that do not provide a response on the detector being used.

     TFE tubing is used for non critical applications, such as pressurizing pneumatic lines.

     Cleaned Copper tubing is solvent-washed and can be used for most applications, except those requiring the highest purity gas delivery system.

     Premium Grade 304 Stainless Steel tubing is solvent-washed and can be used for all applications. it is a special tempered grade for easy bending.

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