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Evaluation of the types, efficient use and health risks of application of silver-based biocides to provide antimicrobial properties to face masks applied during the Covid-19 crisis

NP distributed in the matrix of the fibers, (iii) Ag NP and large silver particles at the surface of, or close to cotton fibres in face masks containing polycationic polymers binding Ag+ ions, and (iv) ...

Identification and characterization of TiO2 nanoparticles in face masks by TEM

Box 1866, Mountain View, CA 94042, p.17 (2022) Keywords: Agglomerates electron microscopy energy dispersive X-ray spectroscopy Face mask image analysis Nanoparticles particle size distribution STEMEDX ...

Titanium dioxide particles frequently present in face masks intended for general use require regulatory control

Publication Type: Peer reviewed scientific article Authors: Verleysen, Eveline; Ledecq, Marina; Siciliani, Lisa; Cheyns, Karlien; Vleminckx, Christiane; Marie-Noelle Blaude; De Vos, Sandra; Brassinne, Frederic; Van Steen, Frederic; Nkenda, Régis; Machiels ...

Towards a generic protocol for measuring the constituent particle size distribution of E171 in food by electron microscopy

Publication Type: Peer reviewed scientific article Authors: Verleysen, Eveline; Brassinne, Frédéric; Van Steen, Frederic; Nadia Waegeneers; Karlien Cheyns; Machiels, Ronny; Mathioudaki, Stella; Jimenez, Isaac Ojea; Ledecq, Marina; Mast, Jan Source: Food C ...

Safety assessment of titanium dioxide (E171) as a food additive.

including data obtained with TiO nanoparticles (NP s) and data from an extended one-generation reproductive toxicity (EOGRT) study. Less than 50% of constituent particles by number in E 171 have a minimum ...

Guidance on technical requirements for regulated food and feed product applications to establish the presence of small particles including nanoparticles

Publication Type: Peer reviewed scientific article Authors: More, Simon; Bampidis, Vasileios; Benford, Diane; Bragard, Claude; Thorhallur, Halldorsson; Hernández‐Jerez, Antonio; Hougaard, Bennekou,; Kostas, Koutsoumanis; Lambré, Claude; Kyriaki, Machera; ...

Safety assessment of titanium dioxide (E171) as a food additive

reliable, including data obtained with TiO2 nanoparticles (NP s) and data from an extended one-generation reproductive toxicity (EOGRT) study. Less than 50% of constituent particles by number in E 171 have ...

Physico-chemical characterisation of the fraction of silver (nano)particles in pristine food additive E174 and in E174-containing confectionery.

Assess (2020) Keywords: E174 particle size distribution Silver Single particle ICP-MS TEM Abstract: Silver (E174) is authorised as a food additive in the EU. The unknown particle size distribution of E174 ...

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