EPA Method 8330 Analyte Back Catalog number: 79245 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8399.4-10MG Desphenyl chloridazon-15N2, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. Price on request 674878 Amprolium hydrochloride, 250mg Price on request 676351 Benzoylprop-ethyl, 100 µg/ml, Acetonitrile, 1ml Price on request