APIs often exist in various chemical varieties, including the totally free base or free acid (the neutral method of the molecule), salt varieties (for example hydrochloride or sodium salts) that boost solubility or stability, and hydrates or solvates that include drinking water or other solvent molecules into their crystal construction. https://activepharmaceuticalingre62405.liberty-blog.com/36097941/the-active-pharmaceutical-ingredient-diaries