Matrix modifiers in graphite furnace ato
β
George A. Trapp
π
Article
π
1985
π
Elsevier Science
π
English
β 442 KB
The use of KH2P04/NH4N0, as matrix modifier eliminates severe interference effects on the atomic absorption analysis of lithium in biological fluids. This enables determination of trace lithium in microliter size samples with absolute sensitivity (0.0044 absorbance) of 2 pg. There is no requirement