2,3,4,5-Tetrachlorophenol

Metribuzin, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 21087-64-9

Chlorsulfuron, 1000μg/ml in MeOH, 1ml

3-Chlorothiophene in isooctane, Blanc Units: 10mL screw-capped bottle