Heptachlor epoxide Back Catalog number: 72764 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 2089.14-K-IP 4-Fluoro-3-methylphenol-PFB, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. Price on request 674789 PSA-C18-Mix 6 Price on request 10371.8-K-ME Valproic acid-d6 Price on request