CHROMABOND® CN/SiOH is a combination phase for SPE analysis of PAHs.

• Cyanopropyl phase for selective adsorption of polycyclic aromatics via π-π interactions
• Unmodified silica phase for removal of polar impurities

Recommended for extraction of 16 PAHs according to EPA from soil samples as well as for an enrichment of PAHs in smoked meat products.