The phosphate salt of codeine occurs as white, needle-shaped crystals or white crystalline powder. Codeine phosphate is freely soluble in water and a little bit soluble in alcohol. The molecular excess weight is 406.37. Its molecular formula is C18H21NO3•H3PO4 • ½ H2O, and it's the following chemical construction. It can https://reidareou.blog-mall.com/30725135/the-basic-principles-of-quagen-promethazine-hydrochloride