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Acid digestion of nonwoven textiles for measuring their trace element content by ICP techniques

Source: Protocol exchange (2022) Keywords: Acid digestion Face mask microwave Nanoparticles nonwoven textile Abstract: We present herein a digestion method based on high-temperature (260 °C) microwave ...

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 ...

IDENTIFICATION, PHYSICOCHEMICAL CHARACTERISATION AND PRELIMINARY RISK ANALYSIS OF TITANIUM DIOXIDE PARTICLES IN FACE MASKS Intermediate report TiO2-Mask COVID-19 project September 2021

demonstrated the presence of agglomerated TiO2 (nano)particles in all examined face masks that contain polyester or polyamide (nylon) fibres, or that are made of non-woven, synthetic fabrics. These particles ...

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 ...

METROFOOD-RI: Pilot services with physical, remote and virtual access

(IBA, Romania). remote access to the transmission electron microscope facility for physicochemical characterization of nanoparticles in food (Sciensano, Belgium). virtual access to two e-services for open data use, ...

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; ...

Physicochemical characterization of nanoparticles in food additives in the context of risk identification

Publication Type: Peer reviewed scientific article Authors: Eveline Verleysen; Nadia Waegeneers; De Vos, Sandra; Brassinne, Frédéric; Ledecq, Marina; Van Steen, Frederic; Andjelkovic, Mirjana; Janssens, Raphael; Mathioudaki, Stella; Delfosse, Lotte; Machi ...

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 ...

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