Heptachlor epoxide (isomer B), 1000µg/ml in MeOH, 1ml Back Catalog number: 70193 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 11642.13-10MG Descyclopropylmethylfirocoxib,neat,neat,10mg Price on request 675624 Isoprothiolane, 10 µg/ml, Acetonitrile, 10ml Price on request 90162 Hexachlorobenzene Price on request