Chlorpyrifos Back Catalog number: 79508 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79324 Tributyltin chloride Price on request 90604 Aroclor 1242 Price on request 3566.18-K-IO 5,12-Naphthacenequinone, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1090-13-7 Price on request