Heptachlor-exo-epoxide (cis-, isomer B), certified, 10mg Back Catalog number: C14101000 Availability: In the manufacturer's stock Price on request - + Recommended 94866 1664 Oil & Grease Calibration Level #4 Price on request 73305 Methyl eicosanoate Price on request 66014 PCB No. 14, 100µg/ml in Isooctane, 1ml Price on request