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HPLC
Welcome to the column screening application that allows you to instantly narrow down all the column choices to the perfect solution for your method. Find your ideal column match based on compound characteristics, pharmacopeia classification, application, or recommended alternative.
USP
Classification
Compound
Application
Recommended Alternative
Screen by USP Classification
Select USP Classification
Select the corresponding USP "L" designation for the column phase needed.
| L1 | C18 - Octadecyl silane |
| L7 | C8 - Octyl silane |
| L8 | NH2 - Aminopropyl silane |
| L10 | CN - Nitrile group |
| L11 | Phenyl |
| L43 | PFP - Pentafluorophenyl |
Recommended Products:
Screen by Compound Characteristics
Select Main Compound Structure
Select Functionality Difference

Step 1: Main Compound Structure - Choose the best description of the main compound structures of the two compounds that make up the critical pair.

Step 2: Functionality Differences - Select the best description of the difference between functional groups on the two compounds that make up the critical pair.
Ultra-High Performance Products
HPLC Products
Screen by Application
Select Application
Select the application of interest from the drop down menu.
Recommended Product:
Contact Phenomenex
USA- Tel: (310) 212-0555
- Ask for a Technical Consultant
- Request Email Support Now
Selected Application:
Search for a specific compound:
Screen by Recommended Alternative
Select Manufacturer
Select Column
Select the manufacturer and specific column that you are looking for an alternative to.
Direct Replacement - a column which will most likely give a similar selectivity
Recommended Alternative - an alternative column which may yield somewhat different selectivity, but may also lead to improved separation
Technical Support
USA- Tel: (310) 212-0555
- Ask for a Technical Consultant
- Request Email Support Now
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