Heptachlor, 1000µg/ml in Hexane, 1ml Back Catalog number: 79022 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1701.22-K-T 6-n-Butylchrysene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 6901-71-9 Price on request 10849.16-10MG D-Propranolol hydrochloride Price on request 70214 2-Methylnaphthalene Price on request