Application Notes Techniques - Metal Chelates of 1-(2-pyridylazo)-2-naphthol (PAN) by HPLC

A mixture of four metal chelates of 1-(2-pyridylazo)-2-naphthol (PAN) was separated using a GROM-SIL 120 ODS-5 ST column and detected by visible spectroscopy at 565nm.