Heptachlor epoxide (isomer B), 1000µg/ml in MeOH, 1ml Back Catalog number: 70193 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 679106 Undecane, 1ml Price on request 9497.13-100MG Propyphenazone, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 479-92-5 Price on request 1338.31-50-IO 17 alpha(H),21ß(H)-(22S)-Homohopane, 50µg/mL in Isooctane, 1ml Price on request