1,4-Dioxane-d8

17ß(H),21 alpha(H)-28,30-Bisnorhopane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. 83377-28-0

EPA Method 8325 Surrogate Standard

Custom mix of PBB, 10 components each 0.03mg/mL in a suitable solvent: 3091.12 4-Bromobiphenyl PBB-3 3096.12 4,4'-Dibromobiphenyl PBB-15 3097.12 2,2',5-Tribromobiphenyl PBB-18 3103.12 2,2',5,5'-Tetrabromobiphenyl PBB-52 3107.12 2,2',4,5',6-Pentabromo