Heptachlor Back Catalog number: 79167 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 70340 Carbofuran Price on request 1299.5-K-ME n-Pentane, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 109-66-0 Price on request 3616.10-K-IO L-(-)-Fenchone, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7787-20-4 Price on request