Chlorpyrifos Back Catalog number: 79508 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92961 EPA Method 508 Pesticide Standard Price on request 677387 HHCB (Galaxolide), 100 µg/ml, Cyclohexane, 1ml Price on request FRS-036N Decabromodiphenylethane, 50mg Price on request