Calibration Standard Kit Back Catalog number: 52090 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended FBET 2-Perfluorobutyl ethanol (4:2), 1.2ml x 50ug/ml, methanol Price on request 680732 Metribuzin-desamino, 5mg Price on request 9838.12-K-ME Furosemid, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 54-31-9 Price on request