全部
(99.9%-Ho)
≥99.9% (rare earth content, expressed as Ho2O3)
≥99%
99.9%
99.99%
99.995%
nanoparticles, dispersion, <100?nm particle size (BET), 5?wt. % in H2O, ≥99.9% t
nanopowder, <100?nm avg. part. size (DLS), ≥99.9% trace metals basis
powder, 99.999% trace metals basis