EPA Method 515.2 Analytes - Underivatized Back Catalog number: 83597 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677594 4-tert-Octylphenol-di-ethoxylate, 100 µg/ml, Acet Price on request 94568 PCB Congener Surrogate Standard Mix Price on request 2372.7-K-IO Guaiacol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 90-05-1 Price on request