Custom Mix of PBDEs, variation of S-4390 1961.12 2,4,4’-Tribromodiphenyl ether PBDE-28 [41318-75-6] 1962.12 2,2’,4,4’-Tetrabromodiphenyl ether PBDE-47 [5436-43-1] 1967.12 2,2’,4,4’,5-Pentabromodiphenyl ether PBDE-99 [60348-60-9] 1968.12 2,2’,4,4’,6