Fluorescence in cola drinks and caramel
نویسندگان
چکیده
منابع مشابه
Caramel Color in Soft Drinks and Exposure to 4-Methylimidazole: A Quantitative Risk Assessment
Caramel color is added to many widely-consumed beverages as a colorant. Consumers of these beverages can be exposed to 4-methylimidazole (4-MEI), a potential carcinogen formed during its manufacture. California's Proposition 65 law requires that beverages containing 4-MEI concentrations corresponding to exposures that pose excess cancer risks > 1 case per 100,000 exposed persons (29 μg 4-MEI/da...
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OBJECTIVE To assess the pH of regular and light cola-based drinks and energy drinks, and examine the acid neutralizing capacity by the addition of artificial saliva. MATERIALS AND METHODS Ten packages of each product purchased locally at different stores were evaluated. The pH was measured by a pH-electrode calibrated in standard buffer solutions. To assess the pH neutralizing capacity, 1 ml/...
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AIM The purpose of this study was to investigate the effect of moderate intensity exercise on kidney in an animal model of high consumption of cola soft drinks. METHODS Forty-eight Wistar Kyoto rats (age: 16 weeks; weight: 350-400 g) were assigned to the following groups: WR (water runners) drank water and submitted to aerobic exercise; CR (cola runners) drank cola and submitted to aerobic ex...
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BACKGROUND Eye injuries and subsequent loss of vision from the glass and caps of exploding pressurized bottled drinks have been well reported, and as a result most developed countries now use mainly plastic bottles. In Nigeria, however, most drinks are still sold in glass bottles and ocular injuries from this source are therefore not uncommon. AIM To retrospectively analyze ocular injuries re...
متن کاملOccurrence of caffeine in carbonated drinks cola type from Romanian market
Caffeine is a natural substance present in leaves and seeds of many plants. The aim of this study is to evaluate the caffeine level in the carbonated drinks from the Romanian market. For this survey were taken 30 samples of different carbonated drinks. The caffeine was determined and quantified using a HPLC with diode array detector at 206 nm. The caffeine retention time was at 17.785 minutes. ...
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ژورنال
عنوان ژورنال: The Physics Teacher
سال: 2014
ISSN: 0031-921X
DOI: 10.1119/1.4849160