Chrysene, 10.0 µg/ml, Acetonitrile, 10ml

D(-​)​-​Isoascorbic Acid (Erythorbic Acid), 10g

Propyphenazone, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 479-92-5

D6-Monuron, 5mg