Heptachlor epoxide Back Catalog number: 79050 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50302 Mix #2 Price on request 72637 Benzo(a)anthracene-7,12-dione Price on request 673746 Bromocyclen, 10.0 µg/ml, Ethyl acetate, 10ml Price on request