Transcription of S4. SPECTROPHOTOMETRIC ANALYSIS OF PARACETAMOL …
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S4. SPECTROPHOTOMETRIC ANALYSIS OF PARACETAMOL …
S4. SPECTROPHOTOMETRIC ANALYSIS OF PARACETAMOL TABLETS. PURPOSE. To determine the PARACETAMOL content of analgesic tablets by ultraviolet/visible spectrophotometry. PREWORK. Prepare a flow chart of the sample progress from the grinding of the sample through to the ANALYSIS . Prepare a flow chart of the standard preparation PROCEDURE. 1. Determine the average weight of an analgesic tablet by weighing five tablets and dividing the result by 5. 2. Grind up the five tablets using a clean mortar and pestle. 3. Accurately weigh three portions of the ground tablets, and determine the average mass of a tablet 4.
S4. RESULTS SHEET Date of analysis Identity of instruments Measurement Mass (g) 5 tablets Average tablet Sample 1 Sample 2 Sample 3 Mass of standard
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