Sodium perfluoro-1-octanesulfonate, 50µg/ml in MeOH, 1,2ml Back Catalog number: L-PFOS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 94834 CLP Semi-Volatile Calibration Mix #2 Price on request 43131 Pesticide Decomposition Standard Price on request 73012 1-Propanethiol Price on request