Pyrazophos, 100 µg/ml, Acetonitrile, 1ml

Ethyl sulfide, 1000µg/ml in MeOH, 1ml

2,2',3,4,4',5,5'-Heptabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

D8-9,10-Anthraquinone, 50mg