Development and Verification of a Suspension-Based TXRF Method for Chromium Determination in Feed and Fecal Samples Containing Chromic Oxide as an External Digestibility Marker.

Christina Tzvetkova, Lidia Ivanova, Albena Detcheva, Antonina Kovacheva, Miroslav Simeonov, Irina Karadjova

Abstract read

In one paragraph

Article in Molecules (Basel, Switzerland), 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it

0cells of the map it votes in

0citing papers in PubMed

–field-weighted citation impact

1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Christina TzvetkovaInstitute of General and Inorganic Chemistry, Bulgarian Academy of Sciences, Acad. G. Bontchev Str. Bl. 11, 1113 Sofia, Bulgaria.ORCID 0000-0002-7586-6795

Lidia IvanovaInstitute of General and Inorganic Chemistry, Bulgarian Academy of Sciences, Acad. G. Bontchev Str. Bl. 11, 1113 Sofia, Bulgaria.

Albena DetchevaInstitute of General and Inorganic Chemistry, Bulgarian Academy of Sciences, Acad. G. Bontchev Str. Bl. 11, 1113 Sofia, Bulgaria.

Antonina KovachevaInstitute of General and Inorganic Chemistry, Bulgarian Academy of Sciences, Acad. G. Bontchev Str. Bl. 11, 1113 Sofia, Bulgaria.

Miroslav SimeonovAgricultural Institute, Agricultural Academy, 6000 Stara Zagora, Bulgaria.ORCID 0000-0002-5476-4802

Irina KaradjovaInstitute of General and Inorganic Chemistry, Bulgarian Academy of Sciences, Acad. G. Bontchev Str. Bl. 11, 1113 Sofia, Bulgaria.

Funding

European Regional Development Fund under the "Research, Innovation and Digitization for Smart Transformation" Program 2021-2027 (Project BG16RFPR002-1.014-0006 "National Center of Excellence Mecha-tronics and Clean Technologies"

6 · The paper itself

Abstract

In the present study, a rapid method based on total reflection X-ray fluorescence (TXRF) was developed to determine chromium in feed and fecal samples, containing chromic oxide. The method uses suspension sample preparation with gallium as an internal standard and does not require chemical reagents or complete sample digestion. Key parameters affecting performance, such as particle size, sample concentration, and acquisition time, were optimized to ensure stable signals and reliable quantification. The method showed a limit of quantification of 24 µg g

Indexed as

ChromiumChromium CompoundsFecesSpectrometry, X-Ray EmissionReproducibility of ResultsSuspensionschromic oxideChromiumChromium CompoundsSuspensionschromic oxidechromiumCr2O3external markerfeed and fecal samplesICP-OES analysisTXRF analysis

Identifiers

PMID42123886

DOI10.3390/molecules31091522

PMCPMC13165053

What OpenQuestion holds

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LicenceCC BY

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.