Specification for chemical analysis of ferrous materials. Determination of phosphorus in steels and irons. Spectrophotometric method

1992 ◽  
Keyword(s):  
Chemical Analysis ◽  
Spectrophotometric Method

Overcoming the lithium analysis difficulties with a simple colorimetric/spectrophotometric method

2021 ◽  
Author(s):  
Henrique E. Toma ◽  
Alceu T. Silveira ◽  
Lucas F. Quartarolli
Keyword(s):  
Chemical Analysis ◽  
Atomic Absorption ◽  
Spectrophotometric Method ◽  
Analytical Determination ◽  
Lithium Ions ◽  
X Ray ◽  
Fluorescence Methods

ABSTRACT: Analytical determination of lithium ions is usually performed by atomic absorption and X-ray fluorescence methods. Chemical analysis based on polyfluoroporphyrin chromogenic methods is also being employed, specially for biological...

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