o-Xylene-d10

1,2,4,5-Tetrachlorobenzene, 1000µg/ml in MeOH, 1ml

Tetranoic acid (Butyric), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 107-92-6

Chlorpyrifos, 100 µg/ml, Toluene, 1ml