Determination of Caffeine in Soft and Energy Drinks Available in Market by using UV/Visible Spectrophotometer
نویسندگان
چکیده
منابع مشابه
Method validation and determination of caffeine in drinks in the Iranian market by the HPLC
Background: Caffeinated energy drinks are common drinks among athletes and general population that have benefits such as providing quick energy, reducing fatigue and creating alertness, but can lead to serious complications in patients, especially those who have cancer and mental, cardiovascular, or renal diseases. The aim of this study was to validate the quantitative analysis and determine ca...
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Coffee is one the most important commodities in the global economy, and millions of tonnes of it are produced and consumed every year. Caffeine is an important substance in coffee, responsible for its stimulant effects and bitter taste. Consuming too much caffeine can cause people to experience unpleasant short-term symptoms (such as restlessness, insomnia and tachycardia), and there may be mor...
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determination of olanzapine and thiourea using electrodes modified by dna and film of copper-cobalt hexacyanoferrate & investigation of electro-oxidation of some catechol derivatives in the presence of 4-phenylsemicarbazid
چکیده هدف از این کار بررسی الکترواکسیداسیون کتکول و مشتقات آن در حضور 4-فنیل سمی کاربامازید بوده است اکسیداسیون کتکولها ترکیبات نا پایدار کینونها را تولید می کنند که این ترکیبات می تواند در واکنش مایکل بعنوان پذیرنده نوکلئوفیل عمل نمایند. در ادامه اکسایش کتکولهای (a-c1) را درحضور 4-فنیل سمی کاربامازید در محلول آب/استونیتریل (90/10)بوسیله ولتامتری چرخه ای و کولن متری در پتانسیل ثابت مورد بررسی ...
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ژورنال
عنوان ژورنال: Family Medicine & Medical Science Research
سال: 2016
ISSN: 2327-4972
DOI: 10.4172/2327-4972.1000206