2,4-Dichlorobiphenyl (BZ-7)

2,6-Dichlorobenzonitrile, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1194-65-6

17ß(H),21ß(H)-30-Norhopane, 5µg

Prothiofos, 100 µg/ml, Acetonitrile, 1ml