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Published in 2020 at "Molecules"
DOI: 10.3390/molecules25235765
Abstract: In leathers, formaldehyde is currently analyzed according to EN ISO 17226-1 standard, by reversed phase liquid chromatography after off-line precolumn derivatization with 2,4 dinitrophenylhydrazine (DNPH) in strong acidic conditions. We first demonstrate that this standard…
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Keywords:
dinitrophenylhydrazine;
analysis;
new derivatization;
derivatization conditions ... See more keywords