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  Products > SPE > VertiPak™ CBA

•  VertiPak™ CBA SPE is medium polar weak cation-exchanger
    that can exhibits weak cation-exchange primary interaction
    and polar or non-polar secondary interaction.
•  Exhibits as the mixed-mode sorbent for basic polar
    compounds from aqueous matrix without base modifiers.
•  Typical applications include positively charged basic
    compounds e.g. amino acids in urine, angiotensins in
    plasma, Vasopressin in urine.
•  Tube format is available in 7 tube sizes.
•  Cartridge format is available in 300mg and 600mg size.
•  Tubes or cartridges are packaged in zip sealing bag
    protective from moisture and light.
•  Includes a Performance report including the QC results,
    lot chromatogram and lot recovery test.

Chemical structure

spe cba

Chemical structure of CBA (Carboxylic acid) silane, covalently bonded to the surface of a silica particle.


Specifications
Phase CBA (Carboxylic acid)
Base
Irregular-shaped Silica
Particle Size (µm)
45-65
Pore Size (Å)
60-80
Surface Area (m2/g)
450-550
Carbon Load (%)
7
Capacity (meq/g) 0.3
Endcap
No
pH Stability
2-9


 
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