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Résultats de la recherche - 9 results
EFSA Project on the use of New Approach Methodologies (NAMs) for the hazard assessment of nanofibres. Lot 1, nanocellulose oral exposure: gastrointestinal digestion, nanofibres uptake and local effects
indications for genotoxicity were obtained. Finally, no formation of smaller particles following colonic fermentation of NC was observed. For the integration of these results in regulatory hazard assessment of ...
Silver-based biocides and titanium dioxide particles in face masks for general use. Final report of the TiO2Mask and AgMask COVID-19 projects.
Publication Type: Sci. report, recommendat°, guidance doc., directive, monograph Authors: Daniela Montalvo; Charlotte Wouters; Lisa Siciliani; Christiane Vleminckx; Erik Van Miert; Nadia Waegeneers; Joris Van Loco; Eveline Verleysen; Karlien Cheyns; Jan M ...
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
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) a coating ...
Identification and characterization of TiO2 nanoparticles in face masks by TEM
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 TEM ...
IDENTIFICATION, PHYSICOCHEMICAL CHARACTERISATION AND PRELIMINARY RISK ANALYSIS OF TITANIUM DIOXIDE PARTICLES IN FACE MASKS Intermediate report TiO2-Mask COVID-19 project September 2021
Vleminckx; Eveline Verleysen Source: Sciensano, Elsene, Belgium, p.50 (2021) Accession Number: D/2021/14.440/72 Abstract: In situ analysis of titanium dioxide (TiO2) particles in face masks demonstrated the ...
EFSA guidance on technical requirements for regulated food and feed product applications to establish the presence of small particles including nanoparticles
electron microscopy. feed additives Food Additives food flavourings Food Supplements Minerals Nanoparticles nanoscale novel foods particle size distribution particles sample dispersion protocol Solubility ...
Syllabus of the workshop physicochemical characterization of nano-sized particles in food
particles in food additives (including E171 and E174) and in food products by TEM Practical experience in sample/ TEM-specimen preparation and application of the ParticleSizer software for the analysis of TEM ...
Method validation of nanomaterial characterization by single particle ICP-MS, DLS and quantitative TEM analyses. Final report NanoVAL.
Publication Type: Sci. report, recommendat°, guidance doc., directive, monograph Authors: Bozatzidis,V; Delfosse,L.; Annick Evrard; Nadia Waegeneers Source: CODA-CERVA, Brussels, Belgium, p.NA (2016) Accession Number: NA Keywords: DLS ICP-MS nanomaterials ...
Contained use of bacteriophages: Risk assessment and biosafety recommendations
vehicles). Although most bacteriophagesdo not represent a threat to human health (unless theyare carrying virulence factors), the use of recombinantviral particles in some instances might raise some ...