N-Nitrosoethylmethylamine, 100 µg/ml, Methanol,

Chlormephos, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 24934-91-6

Cypermethrin, 1000µg/ml in Acetonitrile, 1ml

p-Xylene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 106-42-3