EPA Method 8330 Analyte Back Catalog number: 79249 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 31421 Toluene Price on request 31491 1,2,4-Trimethylbenzene Price on request 10201.23-100-AC lambda-Cyhalotrin, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 91465-08-6 Price on request