Heptachlor Back Catalog number: 96868 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59346 Anions Mix - Chloride + Sulfate as SO42- Price on request 70776 Oxydemeton methyl, 1000µg/ml in MeOH, 1ml Price on request 9666.4-K-AN N-Nitrosodiethanolamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1116-54-7 Price on request