EPA Method 515.2 Analytes - Underivatized Back Catalog number: 83597 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9068 3,3’-Dichlorobenzidine Price on request 59242 AA Standard #2 Price on request 0250.26-10MG Peropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 188-96-5 Price on request