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Moisture sorption studies on onion powder

IR@CSIR-CFTRI

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Relation http://ir.cftri.com/20/
http://www.elsevier.com/locate/foodchem
FC-78-479-482-2002
 
Title Moisture sorption studies on onion powder
 
Creator Debnath, Sukumar
Hemavathy, J.
Bhat, K.K.
 
Subject 23 Vegetables
 
Description Moisture sorption studies were conducted on three samples of onion powders, i.e. freeze-dried, vacuum shelf-dried and through flow-dried onions. The data obtained for texture (flowability) and per cent moisture were used in determining critical moisture levels. The monolayer moisture contents, corresponding to Brunauer Emmett Teller (BET) theory were taken as the safe minimum moisture levels in onion powder. The moisture content values (moisture-free basis), which correspond to a monomolecular layer of adsorbed water computed by BET equation, were 2.09, 1.96 and 1.94%, for freeze-dried, vacuum shelf-dried and through flowdried
onion powders, respectively. This study on initial and critical moisture levels of dehydrated onion powders helps in the selection of the packaging materials for storage.
 
Date 2002
 
Type Article
NonPeerReviewed
 
Format application/pdf
 
Language en
 
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Identifier http://ir.cftri.com/20/1/Food_Chemistry_78_%282002%29_479-482.pdf
Debnath, Sukumar and Hemavathy, J. and Bhat, K.K. (2002) Moisture sorption studies on onion powder. Food Chemistry, 78. pp. 479-482. ISSN 0308-8146