EPA Method 525 - PCB Standard Back Catalog number: 19063 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675916 Cloxacillin sodium salt hydrate, 250mg Price on request 1541.13-K-T 2-Aminofluorene-d11, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 34741-44-5 Price on request 684085 Trichloroacetic acid, 100 µg/ml, Acetonitrile, 1 Price on request