Heptachlor epoxide (isomer B), 1000µg/ml in MeOH, 1ml Back Catalog number: 70193 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 32501 1,3,5-Trimethylbenzene Price on request 681392 Daidzein, 10mg Price on request 79011 4,4’-Dichlorobiphenyl Price on request