Perfluorobutane sulfonic acid Back Catalog number: 2041.4-10MG Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 50197 ICP-MS Calibration Standard Price on request 96899 EPA Method 8260 - Purgeable Internal Standard Price on request 1021.20-K-IOX10 n-Eicosane-d42, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 62369-67-9 Price on request