Trifluoromethane Back Catalog number: 71498 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended N-ETFOSAA N-ethylperfluoro-1-octanesulfonamidoacetic acid, 1.2ml x 50ug/ml, methanol Price on request 50829 Laboratory Spike Solution Price on request 56134 Selenium (Se) Price on request