Metribuzin, 100 µg/mL in MeOH, 1ml

1,2,3-Trimethylbenzene, 250mg

2-Nitrobiphenyl, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 86-00-0

Propoxur D3, 100μg/ml in Acetone, 1ml