Heptachlor Back Catalog number: X9111 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676896 D6-Chlorotoluron, 100 µg/ml, Acetone, 1ml Price on request 3510.12-100-CY Tetradifon Price on request 72575 4-n-Octylphenol, 1000µg/mL in MeOH, 1ml Price on request