SECTION B (2 Long answer multipart questions. Each question is worth 10 marks) (Answer all questions) 3. Analysis by HPL
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SECTION B (2 Long answer multipart questions. Each question is worth 10 marks) (Answer all questions) 3. Analysis by HPL
questions. Each question is worth 10 marks) (Answer all questions) 3. Analysis by HPLC-ESI-HRTOFMS a) HPLC is well suited to analysing mixtures of non volatile chemicals. Describe how the instrument works giving specific details on the chromatography achieves separation of analytes of interest [2] b) ESI is commonly paired with HPLC, describe how this ionisation source works
SECTION B (2 Long answer multipart