EPA Method 507 Surrogate Standard Back Catalog number: 19049 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679678 D8-Imidocarb dihydrochloride, 10mg Price on request 14076.9-K-ME Homovanillic acid-d5, 1000µg/ml in MeOH, 1ml Price on request S-4198-ASS-10RFX5 EPA O-FID Quantitative Calibration Check Standard (without Internal Standard) 4 Analytes, each Wt.% as listed in RFA Gasoline; units: 1x10mL, 5x10mL Name Wt.% Name Wt.% Methanol 4.0Methyl tert-butyl et Price on request