Toxaphene,100 µg/mL,n-hexane,1mL,

Trifluralin, 100µg/ml in Acetone, 5ml

(S)-(+)-Ketamine hydrochloride, 100µg base/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 33795-24-3

Mass-Labelled PCDD Internal Standard Solution, 1.2ml x 200ng/ml , nonane