Isopropylparaben, 25mg

2,4-Dimethylethylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 874-41-9

Quinalphos, 100 µg/ml, Acetonitrile, 1ml

2-(Methylthio)thiophene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 5780-36-9