Separation of a Racemic Mixture of R(-) and S(+) Ibuprofen [ 2-(4-Isobutylphenyl)-propanoic acid] by HPLC using a chiral column 5 Structure for laboratory reports Experiment title: Name:...

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Separation of the components of sunscreen lotions by gradient elution HPLC


Separation of a Racemic Mixture of R(-) and S(+) Ibuprofen [ 2-(4-Isobutylphenyl)-propanoic acid] by HPLC using a chiral column 5 Structure for laboratory reports Experiment title: Name: Date: Partner: Aim: Introduction: Do some research on the background of your practical and include it here, try and stick to actual published papers rather than Wikipedia. Write also about your choice of instrument for the analysis and a little on how it works. Reference your research. The reference method is irrelevant as long as you reference it in the text of your introduction and at the very end of your write up. Method: You can say as per manual and note any changes here. If you have no real procedure from the manual you must include the steps you performed. All dilutions performed including samples etc., must be included here as well as how you worked out the concentrations of standards. Results: All your results are shown here, results should be in table and graphic format. Calculations should be shown fully worked out. Make sure and include units. Discussion: This section should provide an in depth analysis of your results and what they mean in relation to the laboratory. Conclusion: You can briefly synopsise the results and your discussion. Questions: answer questions in this section, if any. References: Include your references here.
Answered 2 days AfterFeb 19, 2021

Answer To: Separation of a Racemic Mixture of R(-) and S(+) Ibuprofen [ 2-(4-Isobutylphenyl)-propanoic acid] by...

Deepika answered on Feb 22 2021
138 Votes
Sheet1
        Methyl Paraben    Peak area    Conc. mg/100 cm3
        1    22957
        2    45650
        3    71245                                            % w/w
    Cream 1    Cream 2
        Cream 1    3333    0.0688783963                                        Methyl paraben    0.073    0
        Cream 2     1331.08    -0.014037442                                        Propyl Paraben     0.06    0
                                                        Amiloxate     2.4    3.38
        Mg of MP in 1 g cream 1        0.0007                                        PABA    2.47    2.47
            Cream 2    -0.0002                                        Octocrylene     0.003    0.003
                                                        Avobenzene    4.95    12.4
            % w/w cream 1    0.073699884
            % w/w cream 2    -0.015020063
        Propyl Paraben     Peak area    Conc.
        1    38998
        2    75390
        3    113085
        Cream...
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