Calibration Standard Mix 4

2,3,7,8,12,13,17,18-Octaethylporphine, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 2683-82-1

2,6-Di-tert-butyl-P-benzoquinone, 250mg

Hexahydrocoumarin, 250mg