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Q: What is the main difference between HPLC and UPLC
  • A. HPLC is reverse-phase whereas UPLC is normal-phase
  • B. UPLC employs smaller stationary-phase particle size
  • C. HPLC and UPLC employ different mobile phases
  • D. HPLC and UPLC employ different detection methods
Correct Answer: Option B -
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Explanations:

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