For security purposes
FOR SECURITY PURPOSES - because Internet Explorer is no longer supported by Microsoft, we suggest that you interact with our secure site through one of our supported browsers - Google Chrome, Firefox, or MS Edge. If you continue to use this website with Internet Explorer you do so at your own risk and you may encounter problems.
Gemini HPLC Columns banner image

Gemini HPLC Columns

Product Information
Brand
Twin-NX technology HPLC columns. Extend your column lifetime
Discover precision in HPLC with Phenomenex's Gemini Columns. Achieve superior stability with Gemini HPLC columns across a broad pH range for reliable results.

Twin-NX technology HPLC columns. Extend your column lifetime

Gemini columns are rugged reversed-phase HPLC and PREP LC columns that offer extended lifetime at pH 1-12 conditions and excellent stability for reproducible, high-efficiency separations. The Gemini family contains a variety of useful alkyl and phenyl phases bonded to fully porous organo-silica particles.

Each Gemini column is supplied with a Certificate of Quality Assurance (CQA) indicating testing conditions, operating parameters, and column details.

Gemini Twin Technology Gemini-NX Twin Technology
Gemini Twin Technology Gemini-NX Twin Technology

 

gemini-logo
premium-hplc-column

Phases

Reversed Phase
C18
Fully porous C18 organo-silica with TMS endcapping
Recommended Use
Separation of basic compounds under high pH conditions
Official Method
L1
Particle Size
3, 5, 10
C6-Phenyl
Fully porous C6 linked phenyl organo-silica with TMS endcapping
Recommended Use
Separation of aromatic, polar, or basic compounds under high pH conditions
Official Method
L11
Particle Size
3, 5
NX-C18
Fully porous organo-silica with TWIN-NX technology bonded with C18
Recommended Use
High efficiency analytical or preparative separations under extreme pH conditions
Official Method
L1
Particle Size
3, 5, 10
C8(3)
Fully porous organo-silica bonded with C8
Recommended Use
Separation of very hydrophobic compounds
Official Method
-
Particle Size
10
No Separation Mode
No Phase
-
Recommended Use
-
Official Method
-
Particle Size
-