三氯化铑，水合250000元/kgCas号20765-98-4分子式RhCl3·3H2O分子量209.26别名氯化铑铑含量38.5-42.5%原始铑粉纯度＞99.95%杂质含量（%）:Ag≤0.001Au≤0.003Pt≤0.005Rh≤0.005Ir≤0.005Fe≤0.002Al≤0.001Pb≤0.005Ni≤0.002Cu≤0.005Si≤0.005Sn≤0.005)