Which of the following applications does not belong to the application range of fluorescence spectrophotometry?
A. Qualitative analysis of inorganic ions
B. Quantitative analysis of organic molecules
C. Gravimetric analysis
D. Biochemical analysis
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Errors caused by inconsistencies between the discoloration point of an indicator and the stoichiometric point are called ( )
A. random error
B. method error
C. terminal error
D. reagent error
Which of the following applications does not belong to the application range of fluorescence spectrophotometry?
A. High sensitivity
B. High selectivity
C. Not susceptible to interference
D. Flexible
Ca2+ was precipitated into CaC2O4, then dissolved in acid, and then the H2C2O4 was titrated with KMnO4 standard solution, so as to determine the content of Ca. The titration method used belongs to ( )
A. direct titration
B. indirect titration method
C. precipitation titration
D. redox titration method
Which of the following components is not part of the fluorescence spectrophotometer?
A. Light source
B. Excitation monochromator
C. Emission monochromator
D. Ion source