Tartaric acid Back Catalog number: 72267 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2517.8-K-ME Caffeine, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 58-08-2 Price on request 10289.15-200-T 1,4,8-Trimethylcarbazole Price on request 2006.12-100-IO 3,3',4,4'-Tetrachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 32598-13-3 Price on request