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Zoekresultaten - 15 results
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: Eveline Verleysen; Frederic Brassinne; Frederic Van Steen; Nadia Waegeneers; Karlien Cheyns; Ronny Machiels; Stella Mathioudaki; Isaac Ojea Jimenez; Ledecq, Marina; Jan Mast Source: Food Control, ...
Particle size analysis of pristine food-grade titanium dioxide and E 171 in confectionery products: Interlaboratory testing of a SP-ICP-MS screening method and confirmation with transmission electron microscopy.
matrices. A single-particle inductively coupled plasma mass spectrometry (spICP- MS) screening method for the determination of the size distribution and concentration of titanium dioxide particles in ...
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 ...
Physico-chemical characterisation of the fraction of silver (nano)particles in pristine food additive E174 and in E174-containing confectionery
Issue 11 (2020) Keywords: E174 food additive silverparticle size distribution spICP-MS TEM Abstract: Silver (E174) is authorised as a food additive in the EU. The unknown particle size distribution of ...
Physicochemical Characterization of the Pristine E171 Food Additive by Standardized and Validated Methods.
spectrometry (spICP- MS). The evaluation of selected sample preparation protocols allowed identifying and optimizing the critical factors that determine the measurement of the particle size distribution by TEM. ...
Is aggregated synthetic amorphous silica toxicologically relevant?
size distributions. Their effect on cell metabolic activity, cell viability, epithelial barrier integrity, total glutathione content and, IL-8 and IL-6 secretion were investigated after 24 h exposure in ...
A systematic evaluation of Flow Field Flow Fractionation and single-particle ICP-MS to obtain the size distribution of organo-mineral iron oxyhydroxide colloids.
Field Flow Fractionation iron oxyhydroxide colloids particle size distribution Single particle ICP-MS Abstract: Colloidal iron(III) oxyhydroxides (FeOx) are important reactive adsorbents in nature. This ...
Evaluation of a TEM based Approach for Size Measurement of Particulate (Nano)materials.
properties, including particle size, shape, and agglomeration state. The measurement of the median value of the minimal external particle diameter distribution was intra-laboratory validated. The validation ...
Evaluation of a TEM based Approach for Size Measurement of Particulate (Nano)materials
preparation, imaging, and image analysis, and it was evaluated on a series of certified reference materials and representative test materials with varying physical properties, including particle size, shape, and ...
Scientific opinion on the proposed amendment of the EU specifications for titanium dioxide (E 171) with respect to the inclusion of additional parameters related to its particle size distribution
additional parameters related to its particle size distribution. Titanium dioxide which is used as a food additive E 171 in food undergoes no surface treatment and is not coated. It consists of anatase or ...