Heptachlor, 1000µg/ml in Hexane, 1ml Back Catalog number: 79022 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4470-100-T ISO 15753 Alternatively: Standard solution of 16 EPA-PAHs may be used, but this mixture also contain acenaphtylene S-4470-100-T EPA (=S-4063-100-T) 100µg each/mL in toluene; unit: 1x1mL Price on request 11845.16-100-AN N-Phenyl-2-naphthylamine,100 µg/mL,acetonitrile,1mL, Price on request 678370 Pesticide-Mix C003, 10.0 µg/ml, Water, 1ml Price on request