Heptachlor epoxide Back Catalog number: 79301 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C11603000 Chlorpyrifos-oxon, certified, 50mg Price on request 15900-3680-10AN10 Paraoxon-methyl, 10µg/ml in Acetonitrile, 10ml Price on request 0204.22-200-T Dibenz[a,j]anthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 224-41-9 Price on request