Perfluorobutane sulfonic acid Back Catalog number: 2041.4-10MG Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended DF-14678-S 1,4,6,7,8-Pentachlorodibenzofuran (or 2,3,4,6,9), 1.2mL x 50ug/mL, nonane Price on request 52141 EPA 1620 Standard 3 Price on request C15419800 Naphthalene-1-aldehyde, 100mg Price on request