Heptachlor, 1000µg/ml in Hexane, 1ml Back Catalog number: 79022 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9443.12-100-AN Bolstar Price on request PFPRA Perfluoropropanoic acid, 50µg/ml in MeOH, 1,2ml Price on request X9057 Diallate Price on request