Heptachlor, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678426 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 8479.10-K-IOX5 1-Naphthol-d7, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 124251-84-9 Price on request 57126 Iron (Fe) Price on request 678289 2,4-Dibromophenol, 10µg/ml in MeOH, 10ml Price on request