Heptachlor, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678426 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 71779 2,5-Dimethylbenzyl chloride Price on request 24P-DDE 1,1-Dichloro-2-(2-chlorophenyl)-2-(4-chlorophenyl)ethene, 1.2mL x 100ug/mL, nonane Price on request 0632.23-K-IO 2,6,10,14-Tetramethylnonadecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 55124-80-6 Price on request