Chlorpyrifos-methyl, 250mg Back Catalog number: 677939 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 2534.12-25MG (2RS)-2-(4-n-Propylphenyl)propanoic acid, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 3585-47-5 Price on request 55217 WS Boron Price on request 19063 EPA Method 525 - PCB Standard Price on request