Calibration Standard Set Back Catalog number: 53042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2824.10-50-ME Perfluoro-3,7-dimethyloctanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 172155-07-6 Price on request L20870000AL 2-Methylchrysene, 10µg/mL in Acetonitrile, 10ml Price on request C12631000 Diflufenican, 100mg Price on request