Mixed Calibration Standard 2 Back Catalog number: 53054 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2138.18-K-IO Triphenylphosphate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 115-86-6 Price on request 40016 EPA Method 610/8310 Analytes Price on request 674898 Cefuroxime sodium salt, 100mg Price on request