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Tuesday, March 30, 2010

Beer Fraud Detection with Infrared Spectrometer

The bar owner who caught mixing beer or wine with water would not be able to escape thanks to an alcohol-detection device false.
The device is equipped with a spectrometer that measures the alcohol content by scanning the sample drink with infrared radiation. Scanned and then compared with the frequency spectrum emitted by the liquid sample other drinks made reference.
"It took 30 to 60 seconds," said Dirk Lachenmeier of the Chemical and Veterinary Investigation in Karlsruhe, Germany.
Dirk also develop and test this device. The results of testing the device later published in the scientific journal Chemistry Central. As reported by New Scientist, Tuesday (30/3/2010), the detector gives the same test results with sophisticated laboratory equipment, when testing the alcohol content of 260 samples of beverages.
Portable device is currently manufactured by technology companies Unisensor Sensorsysteme for 3000 euros or approximately Rp36, 6 million, is more expensive than a twentieth-based infrared spectrometer used in advanced laboratories.
Trading Standards Institute in the UK mentioned, this device detector outperformed similar alcoholic beverage that is used today. But they recommend this device when the initial test, equipped with laboratory testing for cases of fraud false selling of alcoholic beverages are sued in court



(source:okezone.com)

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