• VertiPak™ C8/SAX SPE is C8 and SAX covalently bonded to
the surface of a silica particle.
• Exhibits as the mixed-mode sorbent for both reversed
phase and strong anion-exchange interaction for acidic
compounds from biological fluids.
• Typical applications include acidic drugs in urine, serum
and blood e.g. salicylic acid, ibuprofen, acetaminophen,
11-nor-delta-9-tetrahydrocannabinol-9-carboxilic acid.
• 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 |

Chemical structure of SAX (Trimethylaminopropyl) silane
and C8 (Octyl) silane, covalently bonded to the surface of
a silica particle. |
| Specifications |
| Phase |
SAX (Trimethylaminopropyl) C8 (Octyl) |
|
Irregular-shaped Silica
|
Particle Size (µm) |
45-65
|
Pore Size (Å)
|
60-80
|
Surface Area (m2/g) |
450-550 |
Carbon Load (%)
|
9 |
| Capacity (meq/g) |
0.6 |
Endcap
|
No |
pH Stability
|
2-9 |
|