Heptachlor epoxide Back Catalog number: 79301 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended D449993 Dihydro Uracil-d4, 1mg Price on request 0387.11-K-IOX10 1-Methylnaphthalene-d10, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 38072-94-5 Price on request 66210 DCMA - PCB Congeners Price on request