(-)-Cotinine

Methyl cis-13-docosenoate C22:1, 10.0mg/mL in Heptane, 1ml

2,2',3,4,4',5'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 35065-28-2

Mass-Labelled PCDD Sampling Spike Solution, 1.2ml x 20ng/ml, nonane