PCB No. 4, certified, 25mg

Mono-n-butyltin trichloride, 1000µg/mL, Solvent-methanol, Unit 5mL, # of units-1, Cas.no. 1118-46-3

2,2',3,3',5,6,6'-Heptabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

Myticus edulis, homogenized (Domoic acid), 49µg/g, Solvent-hom. Mussel, Unit 8g, # of units-1, Cas.no.