DNPH

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AcronymDefinition
DNPH2,4-Dinitrophenylhydrazine
References in periodicals archive ?
Therefore, it is necessary to develop more efficient and versatile method for the preparation of metal complexes of 2,4-dinitrophenylhydrazine and the progress in this area is remarkable, including the use of mechanochemical method.
In order to improve the reactivity of alumina nanoparticles, the researchers grafted 2,4-dinitrophenylhydrazine reactant to alumina nanoparticles, and they reported their observations.
Cytochemical demonstration of oxidative damage in Alzheimer disease by immunochemical enhancement of the carbonyl reaction with 2,4-dinitrophenylhydrazine.
Formaldehyde was analyzed as follows (18): A cartridge containing 2,4-dinitrophenylhydrazine (DNPH), which forms a derivative with formaldehyde, was connected to chamber outlets to measure the concentration of formaldehyde within the chamber.
Futhermore, volatiles of uncured pork and chicken, when passed through a 2,4-dinitrophenylhydrazine solution had a similar and a cured flavour note.
With respect to the used base concentration, the developed spectrophotometric procedure with p-DMAB benzaldehyde derivative was found to be more practically appropriate than the modified Randle reference method, which is a very common used spectrophotometric method for the analysis of pyruvic acid in onions via the utilization of 2,4-dinitrophenylhydrazine (DNPH) color agent [35].
Briefly, 10 [micro]L mitochondrial protein was derivatized with 2,4-dinitrophenylhydrazine and blotted to polyvinylidene fluoride membrane (Amersham Biosciences, Piscataway, NJ).
Silymarin was provided in bulk by Madaus GmbH (Cologne, Germany) with the same quality and purity (using 2,4-dinitrophenylhydrazine method [DNPH]) as in their commercial product, Legalon [R] (Wagner et al.
Ascorbic acid assays were performed with 2,4-dinitrophenylhydrazine as chromogen (6).
2'-7'-dichlorofluorescein diacetate (DCFH-DA), 2'-7'-dichlorofluorescein (DCF), trichloroacetic acid (TCA), 2,4-dinitrophenylhydrazine (DNPH), guanidine hydrochloride, phenylmethylsulfonyl fluoride (PMSF), 5-amino-2,3-dihydro-l,4-phtalazinedione (luminol) and hydrogen peroxide stock solution were purchased from Sigma Chemical Co.
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