Halo-Cathode Lamp generally used for
A. HPLC
B. HPGC
C. AAS
D. CHNS Analyser
Answer: Option C
Solution(By Examveda Team)
A hollow-cathode lamp (HCL) is the type of cold cathode lamp used in Physics and chemistry as a spectral line source. It is generally used for AAS i.e. Atomic Absorption Spectrometers.An HCL consists of a glass tube containing a cathode, an anode and a buffer gas usually a noble gas.
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