Heptachlor-endo-epoxide (trans-, isomer A), certified, 10mg Back Catalog number: C14102000 Availability: In the manufacturer's stock Price on request - + Recommended 52331 EPA Method 6020/6020A - Mix B Price on request 679295 Cythioate, 100 µg/ml, Methanol, 1ml Price on request 675647 Prosulfuron, 10.0 µg/ml, Acetonitrile, 10ml Price on request