Heptachlor, 1000µg/ml in Hexane, 1ml Back Catalog number: 79022 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3382.12-100-CY Dioxathion Price on request PCB-IS-B Mass-Labelled PCB Solution/Mixture , 1.2ml, nonane Price on request 72880 Methyl anthranilate Price on request