Carbophenothion, 100 µg/ml, Ethyl acetate, 5ml

2,2',3,3',4,4',5-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

9-cis-12-Hydroxyoctadecenoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 450-12-5

Isopropyl ether