CLP Semi-Volatile Calibration Mix #2 Back Catalog number: 94834 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2041.4-50-ME Perfluorobutane sulfonic acid, 50ug/ml, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 59933-66-3 Price on request 71622 1-Nonene Price on request 79622 5-Methyl-2-furfural Price on request