Rxi®-5HT (Fused Silica) GC columns

Manufacturer Restek Corp.

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Restek's new line of fused silica capillary GC columns - Rxi® columns - is now available! 

The columns are designed specifically to be the best columns available, for exceptional inertness, ultra-low bleed, and reproducible retention and selectivity.

In addition to outstanding performance, this combination of column characteristics assures Rxi® columns will have long lifetimes. The Restek chemists also have developed a stable, reproducible manufacturing process, so that Rxi® columns will meet your needs every time you install a new column.

What do Rxi® columns mean to you?

• Ultra-low bleed.
• Exceptional inertness.
• Reproducible performance, column after column. 
     • 40% longer lifetime from specially designed fused silica tubing. 
     • Columns processed for high temperature applications. 
     • Temperature range: -60 to 400°C*.