Heptachlor epoxide (isomer B), 1000µg/ml in MeOH, 1ml Back Catalog number: 70193 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 92197 Aroclors 1016 + 1260 + DCB Price on request 1024.18-K-TX10 Chrysene-d12, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 1719-03-5 Price on request 2538.14-K-ME Naproxen Price on request