Perfluoro-n-pentanoic acid, 50µg/ml in MeOH, 1,2ml

COD Calibration Standard

2,2',3,3',5,5',6-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

o-Tolualdehyde-DNPH, 100µg/ml in Acetonitrile, 1ml