EPA Method 548 Analyte Back Catalog number: 30147 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2521.8-K-ME 2-(4-Hydroxyphenyl)acetamide, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 17194-82-0 Price on request 50410 Sulfate (SO4-2) Price on request 13450-0101D-100CY Tonalide-d3, 100µg/ml in Cyclohexane, 5ml Price on request