For a limited time, we are offering a special promotion on COSMOSIL Cholseter, PBr, PFP, piNAP, and PYE columns. You can now purchase 4.6 x 150 mm an...

Many of our columns feature aromatic ring-based stationary phases with strong π-π interactions, notably our πNAP (naphthylethyl) and PYE (pyrenylethyl) columns. Several other companies produce similar columns using a biphenyl phase, which has become a popular alternative to C18 in recent years. Here...

These compounds have been found to be related to several diseases, including atherosclerosis, asthma, and several types of cancer. As the risk of disease is related to the ratio of the cis/trans isomers, the ability to separate them chromatographically is important.Please click the link below to fin...