Heptachlor epoxide (isomer B), 1000µg/ml in MeOH, 1ml Back Catalog number: 70193 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 66177 2,2',3,3',4',5,6-Heptachlorobiphenyl (177) Price on request 2545.14-250MG (+/-)Atenolol, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 29122-68-7 Price on request F0698 Fexofenadine Hydrochloride, >98%, 1g Price on request