Heptachlor Back Catalog number: 79167 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 9398.20-K-ME (+/-)-Citalopram-d4 hydrobromide, 1000µg/ml in MeOH, 1ml Price on request 2833.6-50-ME 2H,3H-Perfluorohex-2-enoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 37759-76-5 Price on request 72895 Dibutyltin diacetate Price on request