2,2',3,4,4'-Pentabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

1,2,3,5-Tetrachloronaphthalene, 1.2ml x 50ug/ml, nonane

Atrazine-d5 (ethyl-d5), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 163165-75-1

2,2',3,5',6-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane