Moderate
The very high temperatures required for ICP-AES are attained by__________?
Correct answer: B. Plasma
- A. Quartz
- B. Plasma
- C. Carbon
- D. None of these
Explanation
ICP-AES uses an inductively coupled plasma, usually an argon plasma, to reach the extreme temperatures needed to excite atoms and produce characteristic emission lines. Quartz is used in some torch components but does not generate the temperature.
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