Mixed Calibration Standard 4 Back Catalog number: 53056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 53079 Instrument Standard 3 Price on request 684992 5-Chloro-2-hydroxybenzophenone, 250mg Price on request 0748.12-K-IO 1,8-Dimethyltetraline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 25419-33-4 Price on request