p-Xylene, certified, 1ml

15-cis-Tetracosenoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 506-37-6

Aldrin, 100 µg/ml, Acetonitrile, 1ml

Octachlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,