Chlorpyrifos, 1000µg/ml in Hexane 1ml Back Catalog number: 81403 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94710 FTRPH Window Defining Standard C8 - C40 Even Price on request 1781.10-10MG 1,5-Diaminonaphthalene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 2243-62-1 Price on request 93724 Semi-Volatile Standard Price on request