Nanopowder: A Practitioner’s Explainer
Nanopowder is a dry powder whose primary particle (or crystallite) sizes are in the 1–100 nm range. The “nano” part follows the mainstream definitions used for nanomaterials/nanoparticles; the “powder” part simply means the product is supplied dry (not as a dispersion/sol). ISO’s nanotechnology ...
危险品化学品经营许可证（带存储）