EPA Method 548 Analyte Back Catalog number: 30047 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2333.12-K-HX 1-tert-Butyl-4-ethylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 7364-19-4 Price on request 55309 Total DMRQA (Kit) Price on request 673210 Bromacil, 10.0 µg/ml, Acetonitrile, 10ml Price on request