indophenol


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Related to indophenol: indophenol method, indophenol oxidase

in·do·phen·ol

 (ĭn′dō-fē′nôl, -nōl, -nŏl)
n.
Any of various synthetic blue or green dyes.

indophenol

(ˌɪndəʊˈfiːnɒl)
n
1. (Pharmacology) a derivative of quinonimine. Formula: HOC6H4NC6H4O
2. (Dyeing) any of a class of derivatives of this compound, esp one of the blue or green dyes that are used for wool and cotton
[C19: from indigo + phenol]
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References in periodicals archive ?
The indophenol method was used for the determination of urease activity by measuring ammonia production as defined by Weatherburn [28].
N using the colorimetric method indophenol blue reaction (Strickland & Parsons 1972, Parsons et al.
The rumen fluid ammonia (NH3-N) concentrations was measured using spectrophotometer (Perkin Elmer, Waltham, MA, USA) after sample prepared by ammonia reaction with alkaline hypochlorite and phenol in the presence of a catalyst (sodium nitroprusside) to form indophenol (blue; Berthelot reaction).
3], concentrations were determined using a 2 M KCl extraction method (Keeney and Nelson 1982; Rayment and Lyons 2011) followed by colourimetric analysis at 630 nm using an indophenol blue reaction on a Seal AA1 segmented flow analyser (Fluidquip, Sydney, NSW, Australia) (Searle 1984; Rayment and Lyons 2011).
0]Brix was determined by using hand refractometer and was expressed in percent, titratable acidity was determined as citric acid by titrating against N/10 NaOH alkali solution and was expressed in percent, ascorbic acid or Vitamin-C present in fruit was determined by using dye 2,6 dichlorophenol indophenol (DCPIP) through visual titration method and was expressed in g per 100g of pulp whereas reducing, non-reducing and total sugar were estimated by Lane and Eynon's method and were expressed in percent (AOAC, 2000).
Ascorbic acid was determined by indophenol dye method as stated in AOAC (2000).
The RAN content in the ruminal fluid samples was evaluated using an indophenol colorimetric method (method INCT-CA N-006/1; Detmann et al.