EPA Method 548.1 Analyte Back Catalog number: 30077 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 686037 alpha,alpha-Dimethylphenethyl acetate, 1g Price on request S-4340-0.5 Total Acid Number Standard 0.5 Price on request M3PFHXS Sodium perfluoro-1-[1,2,3-13C3]hexanesulfonate, 50µg/ml in MeOH, 1,2ml Price on request