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Development and Validation of a HPLC-UV Method for Urea and Related Impurities
Getachew Woldemariam, Ali Kyad, Stephanie Moore, Jinshu Qiu, David Semin, Zhixin J. Tan and Jette Wypych
PDA Journal of Pharmaceutical Science and Technology January 2020, 74 (1) 2-14; DOI: https://doi.org/10.5731/pdajpst.2018.009803