4,4’-DDE Back Catalog number: 79149 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 1967.12-50-IO 2,2',4,4',5-Pentabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 60348-60-9 Price on request 54286 Total Suspended Solids (TSS) Price on request 66054 2,2’,6,6’-Tetrachlorobiphenyl (54) Price on request