Heptachlor epoxide Back Catalog number: 79050 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97318 sec-Butanol Price on request 8904.6-K-W Nicotinic acid, 1000µg/mL, Solvent-water, Unit 1mL, # of units-1, Cas.no. 59-67-6 Price on request 673136 2,4,6-Trichlorophenol, 250mg Price on request