GFAA Initial Calibration Verification Back Catalog number: 52315 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9444.11-100 Tokuthion, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 344643-46-4 Price on request K0007 Disodium 2-Oxoglutarate, >98%, 5g Price on request 673097 5,5-Diphenylhydantoin, 250mg Price on request