Paraoxon-methyl, 100 µg/ml, Toluene, 5ml

Marker PCB Extraction Standard, 1.2ml, nonane

Perfluorokerosene (bp. 210-240) for Mass spectrometry, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no.

Chloroxuron, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1982-47-4