OPTIMIZATION OF SAMPLE PREPARATION CONDITIONS FOR THE DEVELOPMENT AND STANDARDIZATION OF A METHOD FOR THE QUANTITATIVE DETERMINATION OF BISOPROLOL FUMARATE IN TABLETS BY REACTION WITH BROMOTHYMOL BLUE. Фарм. час. [Internet]. 2026 Oct. 16 [cited 2026 Oct. 22];(3):42-8. Available from: https://ojs.tdmu.edu.ua/pharm-chas/article/view/16517