Welcome to the New Restek.com! Take a tour of the new site and feel free to send us your feedback.

Your web browser will no longer be supported by Restek.com as of 30 June 2021.
To avoid any interruption in access or functionality, install a current-generation web browser now. Learn more.

Typical Column Characteristics by ID

Select Column ID
Column Parameters Values
Typical Splitless Purge Time
 
He split vent flow rate (50:1 split ratio)
 
H2 split vent flow rate (50:1 split ratio)
 
Column OD (Ferrule ID)
 
Column Flow Rate (He & 20cm/sec.)
 
Column Flow Rate (H2 & 40cm/sec.)
 
Approximate Sample Capacity
 
Typical Effective Plates/m (80% CE)
 
Approximate column head pressure (He or H2 carrier gas)
Column (m):
 
 
 
 
 
 
 
 
 
 
 
 
Head Pressure (psig):
 
 
 
 
 
 
 
 
 
 
 
 
Always optimize the column flow rate by using linear velocity.