Heptachlor epoxide Back Catalog number: 72764 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 673422 Propham, 10 µg/ml, Acetonitrile, 10ml Price on request 11956.21-100-ME Lisinopril dihydrate,100 µg base/mL,MeOH,1mL, Price on request N-12102-1G Furfural, 1g Price on request