Heptachlor, 100 µg/ml, Methanol, 1ml Back Catalog number: 679447 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 59629 Sulfate (SO42-) Price on request 10736.12-100-IO 2,2',3,3',4,4'-Hexachlorobiphenyl Price on request 59468 pH 4.0 Standard @ 25°C Price on request