Perfluorobutane sulfonic acid Back Catalog number: 2041.4-10MG Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 80411 EPA Method 8040A Analytes Mix “A” Price on request 1758.27-50-IO 22,29,30-Trisnorhop-17(21)-ene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 65132-06-1 Price on request 50110E TOC Calibration Standard Price on request