Heptachlor epoxide Back Catalog number: 96891 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8880.12-100-IO 2,4-Dichlorobiphenyl, 100µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 33284-50-3 Price on request 94759 Benzidine Price on request 66170 PCB No. 170, 100µg/in Isooctane, 1ml Price on request