Chromegabond DNAP

DNAP columns are designed specifically to handle complex petroleum samples and separatate based on aromatic ring class.

Chromegabond DNAP II

DNAP II columns are designed specifically to handle complex petroleum samples and separatate based on aromatic ring class even for alky substituted aromatics which are normally more difficult to separate.

Chromegabond Silver Silica

Chromegabond Silver Silica columns are designed specifically to handle complex petroleum samples.