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 70475 1,2,4-Trimethylbenzene Price on request DF-123468-S 1,2,3,4,6,8-Hexachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 679628 D3-4-Aminoantipyrine, 10mg Price on request