Rubidium (Rb) Back Catalog number: 58037 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59290 Turbidity Standard (1.0 NTU) Price on request 676482 4-Nitrosophenol, 25mg Price on request B519558 Bisphenol F-13C6, 1mg Price on request