powder, <5 μm, ≥99.9% trace metals basis
nanopowder, <100 nm particle size, 99.5% trace metals basis
≥99.98% trace metals basis
99.995% trace metals basis
<001>, (single crystal substrate), ≥99.9% trace metals basis, L × W × thickness 10 mm × 10 mm × 0.5 mm
nanopowder, 21 nm primary particle size (TEM), ≥99.5% trace metals basis
ReagentPlus®, ≥99%
puriss., meets analytical specification of Ph. Eur., BP, USP, 99-100.5%
United States Pharmacopeia (USP) Reference Standard
NIST® SRM® 1898, nanomaterial
