I-Ruthenium Pellet, i-molecular formula: I-Ru, ubuninzi be-10-12g / cc, imbonakalo yesilivere eqaqambileyo, yimveliso ecocekileyo ye-Ruthenium kwi-compact kunye ne-metallic state. Ihlala ibunjwa ibe yicylinder yentsimbi kwaye inokuba yibhloko esisikwere.