(-)-Nicotine ditartrate, >99%, (CAS 65-31-6), 10g

D10-Biphenyl, 100 µg/ml, Cyclohexane, 1ml

Aflatoxin B2, 0.5 µg/ml, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 7220-81-7

2,4-Dichlorobiphenyl (BZ-8)