Photosensitivity of Internal Standard Valerophenone Used in USP Ibuprofen Bulk Drug and Tablet Assay and Its Effect on the Quantitation of Ibuprofen and Its Impurities

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Pharmaceutical Technology, Pharmaceutical Technology-08-02-2004, Volume 28, Issue 8

The results of forced degradation studies indicate the need for alternatives to valerophenone as an internal standard calibration for quantifying ibuprofen in bulk drug and tablet assay samples.

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