CLP Semi-Volatile Internal Standard Back Catalog number: 10019R Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50610 Chloride 2.0 µg/mL (Cl-) Price on request D292365 Desmethylnarcotine, 1mg Price on request 2837.4-50-ME Perfluorobutyramide, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 662-50-0 Price on request