Ethidimuron, 100 µg/ml, Acetonitrile, 5ml

Benzo[e]pyrene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 205440-82-0

Vamidothion-sulfoxide, 100 µg/ml, Acetonitrile,

1-Methoxy-2-propanol,1000 µg/mL,MeOH,1mL,