Optimization and Validation of RP-HPLC-UV/VIS Method for Determination Some Antioxidants in Dry Calyces of Iraqi Hibiscus Sabdraffia Linn. Baghdad Sci.J [Internet]. 2018 Dec. 30 [cited 2024 May 1];12(1):119-26. Available from: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/2942