Mixed Calibration Standard 1 Back Catalog number: 53335 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 684508 D4-Flufenacet, 100 µg/ml, Acetonitrile, 1ml Price on request R509800 Rilpivirin, 25mg Price on request 679520 13C6-Sulfamerazine, 10mg Price on request