African Journal of
Pure and Applied Chemistry

  • Abbreviation: Afr. J. Pure Appl. Chem.
  • Language: English
  • ISSN: 1996-0840
  • DOI: 10.5897/AJPAC
  • Start Year: 2007
  • Published Articles: 362

Full Length Research Paper

Colour of starch-iodine complex as index of retrogradability of starch pastes

Louis M. Nwokocha*
  • Louis M. Nwokocha*
  • Department of Chemistry, University of Ibadan, Ibadan, Nigeria
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Gabriel B. Ogunmola
  • Gabriel B. Ogunmola
  • Institute of Genetic Chemistry and Laboratory Medicine, Bodija, Ibadan, Nigeria.
  • Google Scholar

  •  Received: 23 April 2014
  •  Accepted: 12 May 2014
  •  Published: 31 May 2014


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Collison R (1968). Retrogradation of Starch. In: Starch and its Derivatives, 4th Edition, J.A. Radley (ed.), Chapman and Hall, London. pp. 194-200.
Gilbert GA, Spragg SP (1964). Iodometric Determination of Amylose. In: Methods in Carbohydrate Chemistry. R. L. Whistler (ed.), Academic Press, Orlando, Florida. pp. 168-169.
Hefrieter BT (1986). Miscellaneous Modifications: Cyano.ethyl Starch, In: Modified Starches: Properties and Uses. O.B Wurzburg (ed.), CRC Press Inc., Boca Raton, Florida. pp.188-189.
Nwokocha LM, Ogunmola GB (2008). Carboxymethylation of starch in different solvents and solvent-water mixtures. Optimization of reaction conditions. J. Appl. Sci. 8(8):1581-1585.
Ogunmola GB, Nwokocha LM (2002). Cyanoethylation of starch in varied solvents. J. Chem. Soc. Niger. 27:150-157.
Radley JA (1968). In: Starch and Its Derivatives. 4th Edition, Chapman and Hall Inc, London. P. 38.
Thomas DJ, Atwell WA (1999). Light microscopy; Retrogradation, In: Starches. Eagan Press Handbook Series, Eagan Press. St. Paul Minnesota, USA. pp. 13-15, 28-29.
Yeh AI, Yeh SL (1993). Some characteristics of hydroxypropylated and crosslinked rice starch. Cereal Chem. 70(5):596-600.