Heptachlor-endo-epoxide (trans-, isomer A), certified, 10mg Back Catalog number: C14102000 Availability: In the manufacturer's stock Price on request - + Recommended 97985 EPA Method 502/524 Volatile Standard Price on request 15900-5130-100AN1 Metolachlor-OA, 100µg/ml in Acetonitrile, 1ml Price on request BRP-23456 Pentabromophenol, 1.2ml x 100ug/ml, toluene Price on request