WHO PCB Extraction Standard, 100pg/µl in nonane, 1,2ml

1,4-Dimethyl-2-ethylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 1758-88-9

Tribromoacetic acid

Metribuzin-desamino-diketo, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 52236-30-3