Emamectin B1a, 100 µg/ml, Acetonitrile, 1ml

6-Chlorobenzo[a]pyrene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 21248-01-1

3,3,5-Trimethylheptane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7154-80-5

N-Nitroso-N-methylethylamine