Diazinon, 100 µg/ml, Toluene, 1ml Back Catalog number: 677973 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 8421.4-5MG Desphenyl chloridazon, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. Price on request 30043 EPA Method 531.1 - Performance Check Solution Price on request 677751 4-Ethylguaiacol, 100 µg/ml, Acetonitrile, 1ml Price on request