Heptachlor epoxide (Isomer B), 50mg Back Catalog number: N-12148-50MG Availability: In the manufacturer's stock Price on request - + Recommended 3488.13-100-AN Procymidone Price on request S-4493-SET-5ML EN 12916 Calibration Standards 4 Analytes, each concentration as listed in n-heptane; units: 4x 5mL screwcap bottle Calibration 1,2-Dimethylbenzene Fluorene Phenanthrene Standard g/100mL g/100mL Price on request 680519 Flumorph, 25mg Price on request