Heptachlor, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678426 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 679665 13C6-Mefenamic acid, 10mg Price on request 50743 Copper (Cu) Price on request 97027 Triethylamine Price on request