YTTERBIUM (III) NITRATE YTTERBIUM(III) NITRATE N-HYDRATE YTTERBIUM (III) NITRATE PENTAHYDRATE YTTERBIUM(III) NITRATE TETRAHYDRATE YTTERBIUM NITRATE, HYDROUS YTTERBIUM NITRATE, PENTAHYDRATE Ytterbium(III) nitrate pentahydrate, 99.9% metals basis YTTERBIUM(III) NITRATE PENTAHYDRATE, 99. 999%