Chrysene-d12

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

2,2',4,4'-Tetrabromodiphenyl ether, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 5436-43-1

EPA Method 515.1 Internal Standard