Rubidium (Rb) Back Catalog number: 57037 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 54509 Chlorite (ClO2-) Price on request 8645.12-50-T 1,3,8,9-Tetrachlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request 11191.22-10MG Sildenafil-d8 (piperazine-d8),neat,neat,10mg Price on request