Heptachlor epoxide Back Catalog number: 96869 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3339.5-100 Chlormephos, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 24934-91-6 Price on request 92225 Semi-Volatile Standard Price on request 2221.21-K-IO 1,3,6-Trimethylchrysene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request