2,3,3',4,4',5,5'-Heptachlorobiphenyl, 5mg

4-Chlorodiphenyl ether, 1.2ml x 50ug/ml, nonane

beta-Endosulfan-d4 (1,1,5,5-d4),100 µg/mL,n-nonane,1mL,

9-cis-Eicosenoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.