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Determination of Lead in Gasoline by Flame Atomic Absorption Spectrophotometer with Isopropanol as Solvent

WANG Li , WANG Jin-ying (Tianjin Environmental Monitoring Center,Tianjin300191,China)  
The lead of gasoline is dissolved by isopropanol and analyzed by flame atomic absorption spectrophotometer.The recovery rate of the known sample is 95.5%~104% while the variable coefficient of this method is among 1.38%~2.55%.It is proved that the analytical speed has been quickened and the operation has been simplified.
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