(E)-Dimethomorph, 100 µg/ml, Acetonitrile, 1ml

2,4,4’-Tribromodiphenyl ether, 50µg/ml in IO, 1ml

13C6-Sulfapyridine, 10mg

2,2',3,3',4,5,5',6,6'-Nonabromodiphenyl ether, 1.2ml x 50ug/ml, toluene