COD from KHP

D10-Diphenylamine, 100 µg/ml, Ethyl acetate, 1ml

4-Chloro-2-methylaniline, 10 µg/ml, Acetonitrile,

3,3',4,4',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane