[Continuous determination of Ca and Mg in tea by flame atmic absorption spectrophotometry].
In this paper the Ca and Mg in tea were detected using continuous determination by FAAS. The method is simple, rapid and has good precision and accuracy. The relative standard deviation is 1.87%-2.75%. The recovery rate is 92.5%-105.1%.
Zhang
J
J
Department of Applied Chemistry, Changchun College of Technology,130021 Changchun.
D002118:Calcium / Q000032:analysis*; D028241:Camellia sinensis / Q000737:chemistry*; D008274:Magnesium / Q000032:analysis*; D013054:Spectrophotometry, Atomic / Q000379:methods*
D008274:Magnesium; D002118:Calcium