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50 Years of ERIC
50 Years of ERIC
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ERIC Number: EJ716952
Record Type: Journal
Publication Date: 2004-Jan-1
Pages: 4
Abstractor: Author
Reference Count: 0
ISBN: N/A
ISSN: ISSN-0021-9584
The Determination of Caffeine in Coffee: Sense or Nonsense?
Beckers, Jozef L.
Journal of Chemical Education, v81 n1 p90 Jan 2004
The presence of caffeine in coffee is determined by the use of separation devices and UV-vis spectrophotometry. The results indicate that the use of various analytical tools helps to perceive the higher concentration values obtained through UV-vis spectrophotometry than with separation methods.
Descriptors: Chemistry, Educational Technology, Spectroscopy, Science Experiments, Science Education
Journal of Chemical Education, Subscription Department, P.O. Box 1267, Bellmawr, NJ 08099-1267. Web site: http://jchemed.chem.wisc.edu/AboutJCE/contact.html.
Publication Type: Journal Articles; Reports - Evaluative
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: N/A