TX TPH Calibration Standard (High End) Back Catalog number: 95155 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9218 tert-Butanol Price on request 2810.4-50-ME Perfluorobutyric acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 375-22-4 Price on request SAMPAP Sodium 2-(N-ethylperfluorooctane-1-sulfonamido)ethyl phosphate, 1.2ml x 50ug/ml, methanol Price on request