Calibration Standard Kit Back Catalog number: 53089 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 672841 Difenoconazole, 250mg Price on request 70908 2-Chloroethanol Price on request AC-SE02-030 Ethanol in serum control EtOH SE (0.2g/L), 10x3ml Price on request