EPA Method 552.1 - Surrogate Standard Back Catalog number: 31056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4196-ASS-10RF Revised Oxygenate Quality Control Standard (without Internal Standard) 13 Analytes, each Wt.% as listed in RFA Gasoline; units: 1x10mL, 5x10mL Name Wt.% Name Wt % Methanol 1 Di- Price on request A450807 Alachlor ESA-d13 Sodium Salt, 0,5mg Price on request C244100 Ceftazidime Pentahydrate, 500mg Price on request