Heptachlor epoxide (Isomer B), 50mg Back Catalog number: N-12148-50MG Availability: In the manufacturer's stock Price on request - + Recommended 30212 Dichlorobenzene Standard Price on request 70247 Perylene-d12 Price on request 8701.12-100-IO 2,2',6,6'-Tetrachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 15968-05-5 Price on request