TOC Calibration Standard Back Catalog number: 50458 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2829.18-50-ME Perfluorooctadecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 16517-11-6 Price on request 59797 Conductance @ 20°C [2 µmho/cm] Price on request 679340 Citalopram hydrobromide, 10mg Price on request