Chlorpyrifos oxon Back Catalog number: 72496 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3689.16-K-IO 4-tert-Octylphenol EO, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2315-67-5 Price on request 94191 EPA 525 Cal Mix 2 Price on request A15811500WA-100 Oxypurinol, 100µg/mL in Water, 1ml Price on request