Heptachlor, 1000µg/ml in Hexane, 1ml Back Catalog number: 79022 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94019 Method 504.1LFB Mix Price on request 2057.6-K-IP 2-Fluorophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 367-12-4 Price on request 38030 WS Herbicides Price on request