Heptachlor, 100 µg/ml, Ethyl acetate, 1ml Back Catalog number: 676691 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 91007 EPA Method 8270C Pesticide Mix #6 Price on request 73675 2,3,4,5,6-Pentabromotoluene Price on request 70084 2-Chlorophenol-d4 Price on request