EPA Method 8121 Analytes Back Catalog number: 83202 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71827 4-Chloro-3-nitrotoluene Price on request C10028800 Acid Red 26, certified, 0.1g Price on request 8654.14-100-NN 4,4'-DDT-13C12 Price on request