2-Bromopropionic acid methyl ester

2,2',3,3',4,5,5'-Heptachloro-4'-methoxy[13C12]biphenyl, 1.2ml x 50ug/ml, toluene

1,4-Dimethylnaphthalene, 10mg

PSA-GCB-Mix for 2007.01 per AOAC