m-Xylene, certified, 5ml

EPA Method 515.1 Internal Standard

2,2',3,3',4,5,5',6-Octachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

3,3',4,4'-Tetrabromodiphenyl ether, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 93703-48-1