Parathion ethyl, 1000µg/ml in MeOH, 1ml

Halosulfuron-methyl, 100 µg/ml, Acetonitrile, 5m

2-(4-Hydroxyphenyl)-1H-benzimidazole, neat, Solvent-neat, Unit 10MG, # of units-19, Cas.no. 6504-13-8

Perdeuterated Internal Standard-All-in-one 15 EU Priority PAHs