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Development of Food Kansei Model and Its Application for Designing Tastes and Flavors of Green Tea Beverage
Food Kansei Model green tea beverage principal component analysis
2009/6/18
The Food Kansei Model has been developed to formulate the causal relationships between the analyzed characteristics and perceived quality of food products. It was applied to correlate the physicochemi...
Total Polyphenol, Antioxidant and Antibacterial Activities of Black Mate Tea
black mate tea extraction solvent
2009/5/20
Black mate tea was extracted with different 50% solvents (acetone, N,N-dimethyl formamide (DMF), ethanol and methanol) for 2, 8 and 18h. The extracts were screened for polyphenol content, antioxidant ...
Determination of Caffeine Content in Tea and Maté Tea by using Different Methods
antioxidant capacity caffeine HPLC maté tea tea
2014/3/10
Caffeine-containing products have been consumed for hundreds of years for their pleasant flavor and stimulating effects. In recent years, caffeine received increasing attention in food and pharmaceuti...
This study proposes a method for estimating the content of tea in tea-based products. Broadly, this methodology is based on selecting chemical markers of the quality and authenticity of tea (and, ther...
Nondestructive identification of tea (Camellia sinensis L.) varieties using FT-NIR spectroscopy and pattern recognition
green teaAvarietyAidentificationAFT-NIR spectroscopyApattern recognition
2014/3/3
Due to more and more tea varieties in the current tea market, rapid and accurate identification of tea (Camellia sinensis L.) varieties is crucial to the tea quality control. Fourier Transform Near-In...
The status of micronutrients (Cu, Fe, Mn, Zn) in tea and tea infusions in selected samples imported to the Czech Republic
tea tea infusion copper iron manganese zinc nutrient status
2014/3/17
A total of 30 tea samples of different origins, thirteen green tea samples, thirteen black tea samples, two semi-fermented tea samples and one white tea, imported to the Czech Republic, were collected...