Heptachlor, 100 µg/ml, Ethyl acetate, 1ml Back Catalog number: 676691 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 1694.16-K-IO 9-n-Propylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4037-45-0 Price on request 50154 Anions Mix Price on request 677288 2,4,5-T, 100 µg/ml, Acetonitrile, 1ml Price on request