Heptachlor Back Catalog number: 70192 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70913 4-Nitrobiphenyl Price on request 677793 Hexachlorobenzene, 100 µg/ml, Ethyl acetate, 1ml Price on request 10011.8-1ML Octanal, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 124-13-0 Price on request