cis-Chlordane (alpha), 10 ng/µl, 10ml

D3-Metsulfuron-methyl, 100 µg/ml, Acetone, 1ml

Carbamazepine-10,11-epoxide

2,3,4,5-Tetrabromobenzoic acid [13C6 ring], 1.2ml x 50ug/ml, methanol