Comprehensive Yoghurt Culture Portfolio

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					50              products

New products, solutions, ingredients and innovations from the market-leading
            suppliers and manufacturers in the functional food and nutraceutical sector.
Optimized Analyses of Trace Elements in Rice Products                                           Compressed Air Filtration
Thermo Fisher Scientific                                                                        The UK’s biggest compressed air
Inc. has published a new                                                                        products and pneumatic process
application note illustrating the                                                               systems specialist, Thorite, has
superior analytical capabilities                                                                refined its selection of sterilization
of the Thermo Scientific iCE                                                                    filter systems for the food and
3000 Series range of atomic                                                                     beverage process and packaging
absorption (AA) spectrometers                                                                   industries. Compressed air commonly
for monitoring multiple trace                                                                   carries a variety of contaminants,
metals in rice products.                                                                        including particles, oil aerosols and
This powerful range of AA                                                                       oil vapour. Allow these contaminants to remain present during food packaging and
instruments enables the quick                                                                   the result will be a steep reduction in product shelf-life. As the recognized authority
and easy optimization of                                                                        on guidance and system supply expertise to the food industry, Thorite is constantly
precise flame and furnace analyses of nutritional and toxic elements in rice products           re-evaluating every aspect of its offering. An important part of this process has
at parts per million and parts per billion levels. The application note, entitled “Food         focused on assessing improved sterilization systems from leading world-class
Safety Series — Determination of Trace Elements in Rice Products by Flame and                   manufacturers. The latest technology now ensures total sterilization at the point of
Graphite Furnace Atomic Absorption Spectrometry,” is available to download via                  use, usually by the combination of a desiccant drier with the most suitable filtration
the literature library at www.thermo.com/ice. The new application note provides a               system, achieving the complete removal of any oil traces, plus the capture of a
detailed overview of sample and standard preparation with optimized methods for                 range of microbiological hazards. The filters are easily cleaned by autoclaving or
the analysis of copper, zinc, manganese, cadmium and lead in rice products using                back-flush steam treatment. These improved standards of compressed air filtration
flame and furnace AA. Copper, manganese and zinc were analysed using flame                      now enable Thorite to provide the food industry with systems that are compliant
atomic absorption, as these elements can be found as natural constituents in soils              with all current food regulation legislation and codes of practice, whilst maximizing
and water, which requires detection within the low mg/kg (ppm) range. The research              food product performance in terms of freshness and visual appeal.
also looked for cadmium and lead, as these are toxic elements with no nutritional                   Thorite (www.thorite.co.uk)
benefit. As it was necessary to analyse these elements at trace levels, graphite                    T. +44 1274 663 471
furnace atomic absorption was used. Experimental results demonstrate how easily                     E. ross.gowler@thorite.co.uk
the iCE 3000 Series AA spectrometers can be used for the multi-element analysis of
rice products. Wizards in Thermo Scientific Solaar software were used to facilitate
                                                                                                 Comprehensive Yoghurt Culture Portfolio
both flame and furnace optimization. Flame and graphite furnace analyses generated
                                                                                                 DSM Food Specialties has extended and optimized its DELVO-YOG range of cultures,
excellent detection limits. Results were below 5 µg/kg for copper and zinc, below
                                                                                                 which are specifically developed for yoghurt applications. This highly versatile
40 µg/kg for manganese, 0.03 µg/kg for cadmium and 0.2 µg/kg for lead, easily
                                                                                                 portfolio offers yoghurt manufacturers the flexibility to create any type of yoghurt
ensuring regulatory compliance. A certified reference material was used to verify both
                                                                                                 and enables them to better respond to consumer demands. Commenting on these
the flame and furnace methods, obtaining excellent recoveries.
                                         
				
DOCUMENT INFO
Description: DSM Food Specialties has extended and optimized its DELVO-YOG range of cultures, which are specifically developed for yoghurt applications. This highly versatile portfolio offers yoghurt manufacturers the flexibility to create any type of yoghurt and enables them to better respond to consumer demands.
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