单选题The purpose of the flame in flame atomic-absorption spectroscopy is to（）APurify the sampleBDesolvate and atomize the analyte atoms in a sampleCExcite the analyte atomsDIonize the analyte atoms
单选题
The purpose of the flame in flame atomic-absorption spectroscopy is to（）
A
Purify the sample
B
Desolvate and atomize the analyte atoms in a sample
C
Excite the analyte atoms
D
Ionize the analyte atoms
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