Macherey-Nagel MN SPE Cart. SA 3ml / 200mg 50pk 730275

Macherey-Nagel CHROMABOND® SA
- Benzenesulphonic acid modified silica cation exchanger for SPE (SCX)

Features
- Base material silica, pore size 60 Å, particle size 45 µm, - specific surface 500 m2/g, pH stability 2 - 8
- Benzenesulphonic acid modified silica
- strongly acidic cation exchanger (capacity ~ 0.5 meq/g)
- adsorbent with hydrophobic and p-p interactions (benzene ring)
- ion exchange of organic compounds from aqueous matrix
- elution of interesting compounds with solvent systems, which compensate the ionic and nonpolar interactions, e.g. methanolic HCl
- for standard protocol see application 304520

Applications:
- amino acids
- amines
- chlorophyll
- PCBs