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Title: Determination of barium in bottled drinking water by graphite furnace atomic absorption spectrometry

Journal Article · · Anal. Lett.; (United States)

In relation to the wide environmental spread of barium and to its cardiovascular effects, barium levels were determined by graphite furnace atomic absorption spectrometry in 60 different brands of bottled water marketed in Italy. Matrix interferences were investigated in order to evaluate the use of an analytical calibration function rather than the much more time consuming addition technique. The barium content ranged from limit of detection C/sub L/ (7.0 ..mu..g/1) up to 660 ..mu..g/1, the median value being 80 ..mu..g/l, while the recovery tests varied between 90 and 110% and the precision of the method (s/sub yx/) was 2.5%.

Research Organization:
Univ. of Ferrara (Italy)
OSTI ID:
5996558
Journal Information:
Anal. Lett.; (United States), Vol. 21:11
Country of Publication:
United States
Language:
English