Methyl cis-9-octadecenoate, 10mg/ml in Heptane,1ml

Mass-Labelled PCDD/PCDF Solution Mixture, 1.2ml, nonane

Ergocryptine, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 511-09-1

cis-Chlordane (alpha), 10 ng/µl, 10ml