Heptachlor Back Catalog number: 79167 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 2312.12-100 Isoproturon, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 34123-59-6 Price on request 9018.7-K-AN N-Nitrosomethylphenylamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 614-00-6 Price on request ACQ-WH30-115 Ethanol standard in whole blood,3.0g/L,whole blood, 1.5mL Price on request