Cations Standard (Parent) Back Catalog number: 59911 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59271 Anions Mix Price on request 10066.18-50-ME Codeine-N-methyl-d3 hydrochloride, 50µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 92467 Internal Standard Price on request