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Campden & Chorleywood Food Research Association

 

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Mapping food composition using NIR hyperspectral imaging

18 August 2008 | By S.J. Millar, M.B. Whitworth, A. Chau, Campden & Chorleywood Food Research Association and J.R. Gilchrist, Gilden Photonics Ltd

Near infrared (NIR) spectroscopy is widely used in the global agri-food industry for the non-destructive assessment of both the compositional and physical characteristics of a wide range of raw materials and finished products. This is particularly so in the cereals and related industries where, following the commercial development of suitable…

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The risks of psychrotrophic Clostridium botulinum in MAP and vacuum packed chilled foods

18 August 2008 | By Greg Jones, Senior Research Officer for the Preservation, Processing and Spoilage Group, Campden & Chorleywood Food Research Association

Foodborne botulism is a severe illness that is caused by the consumption of foods containing a neurotoxin produced by a bacterium called Clostridium botulinum. Very little of this toxin is required to cause illness; for example, in 2002, a 35 year old man put a piece of baked potato in…

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Using near infrared (NIR) spectroscopy for the non-invasive assessment of food

4 September 2007 | By Dr. Sam Millar, Campden & Chorleywood Food Research Association

Near infrared (NIR) spectroscopy offers users a rapid, non-destructive means of assessing a range of different food ingredients and finished products. Since its commercial development as a technique in the 1970s, it has been widely applied in a number of food sectors, particularly those related to cereal products. As instrumentation…

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Colour imaging of baked products

7 March 2007 | By Martin Whitworth, Campden & Chorleywood Food Research Association

The colour and appearance of baked products are important quality attributes. Printed images of products are often displayed in production areas to illustrate the required appearance, but frequently provide a poor match to the actual product colour.Calibrated imaging methods are now available that enable accurate, consistent images to be taken…

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Automating bacterial enumeration

21 November 2005 | By Roy Betts, Head of Microbiology, Campden & Chorleywood Food Research Association

Quality indicator (QI) tests represent the large majority of routine tests currently performed by food microbiology laboratories. Although not necessarily pathogenic, indicator organisms, such as Total Plate Count, coliforms, Escherichia coli, Enterobacteriaceae, yeasts and moulds can alter the appearance and taste of a product when present in large quantities. The…

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Evaluating chocolate blends

3 May 2005 | By S.J. Millar and A.G. Hall, Baking and Cereals Processing Department, Campden & Chorleywood Food Research Association

Chocolate is widely appreciated globally as a luxury food. Although its introduction to Europe and the rest of the world occurred some 500 years ago, the cocoa bean had been recognised as a highly significant plant in South America for thousands of years prior to that – having been cultivated…