2,2',3,3',4,4'-Hexachlorobiphenyl

4,6-Dimethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1207-12-1

Oxazepam-d5 (phenol-d5), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 65854-78-6

Isodrin, 100 µg/ml, Methanol, 1ml