Heptachlor, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678426 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 8625.15-1-4.5AC 4-n-Nonylphenol (ring13C6) (same as S-4376-1-5AC), 1µg/ml, Solvent-Acetone, Unit 4.5ml, # of units-1, Cas.no. Price on request L20785000CY 3,6-Dimethylphenanthrene, 10 ng/µl, 10ml Price on request DPE-15 4,4'-Dichlorodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request