Calibration Standard Mix 4 Back Catalog number: 53013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended SC-477640 trans-Phytoene, 2,5mg Price on request PFPEA Perfluoro-n-pentanoic acid, 50µg/ml in MeOH, 1,2ml Price on request ISOD Isodrin, 1.2mL x 100ug/mL, nonane Price on request