Heptachlor epoxide (isomer B), 1000µg/ml in MeOH, 1ml Back Catalog number: 70193 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 673287 Fenoxycarb, 100 µg/ml, Acetonitrile, 5ml Price on request 8922.19-100MG Methyl dodecylbenzenesulfonate, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 52319-06-9 Price on request 8630.31-10UG 3ß,17ß(H),21 alpha(H)-3-Methylhopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 497938-96-2 Price on request