EPA Method 8141 Standard Back Catalog number: 92353 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678119 D10-Chlorpyrifos, 100 µg/ml, Acetonitrile, 5ml Price on request 678460 Pirimiphos-methyl, 100 µg/ml, Acetonitrile, 1ml Price on request 95043 Chlorinated Pesticide Standard Price on request