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Q: Do I need special hardware for PSS columns? 

A:   No, PSS columns are compatible with standard fittings.
Although PSS usually ships connection fittings with the columnm, you may use Valco ferrules and nuts to replace the fittings.  

However there are  important WARNING points to safeguard your column:  

  1. Make sure that the fitting tubing protrudes a maximum of 1 mm inside the column head (see illustration). ferrule
  2. Use stainless steel tubing for all organic mobile phases
  3. Water based mobile phases work better in other tubing materials compatible with the system.

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