EPA Method 8330 Analyte Back Catalog number: 79245 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676910 2-NP-AHD, 10mg Price on request 10195.23-50-AN JWH-073Methylderivate N-(4-Hydroxybutyl) metabolite, 50µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. NA Price on request 3851.13-K-ME (±)-Ibuprofen-d3 (?-methyl-d3),1000 µg/mL,MeOH,1mL, Price on request