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Product Information
Brand
Gemini HPLC Columns
Gemini pH stable HPLC columns offer extended lifetime from pH 1- 12 while providing reproducible separations. Gemini HPLC columns are available in C18. NX-C18, and C-6 Phenyl reversed phase selectivities and utilize TWIN and TWIN-NX technology for enhanced pH stability and rugged performance.

Gemini HPLC Columns

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 akyl and phenyl phases bonded to fully porous organo-silica particles.

Gemini Twin Technology Gemini-NX Twin Technology

 

Gemini pH Stable HPLC Columns
Gemini pH LC Columns

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