Heptachlor Back Catalog number: 79167 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 50219 Potassium Ferricyanide (III) (CN) Price on request 673268 Diuron, 10.0 µg/ml, Acetonitrile, 10ml Price on request 71461 2-(tert-Butyl)anthracene Price on request