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Nanoparticles in Food and Cosmetics – Scientific and Legal Aspects

Andreas Meisterernst, Hannelore Daniel, Marion Thron


Nanoparticles in Food and Cosmetics – Scientific and Legal Aspects I. What are Nanoparticles? Nanoparticles (NP) are small particles of about 100 nanometers (nm)1 or less. They are therefore considerably smaller than human cells e. g. red blood cells (approx. 7000 nm) and even than cell organelles as mitochondria (at least 500 nm) and much smaller than a human hair which is about 80 000 nm wide. The main difference to conventional material, often name

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