Perfluoro-4-methylheptane sulfonate, 200ul x 1.00ug/ml, methanol

EPA Method 1668 Calibration Kit, 5 ampoules, nonane

3,4-Dihydrobenzo[a]anthracene-1(2H)-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 57652-74-1

Pendimethalin, 100mg