Articles with "new derivatization" as a keyword



Photo from wikipedia

Towards a Non-Biased Formaldehyde Quantification in Leather: New Derivatization Conditions before HPLC Analysis of 2,4-Dinitrophenylhydrazine Derivatives

Sign Up to like & get
recommendations!
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… read more here.

Keywords: dinitrophenylhydrazine; analysis; new derivatization; derivatization conditions ... See more keywords