Folic acid is a derivative of pteridine, which was originally isolated from the liver. Later, it was found that the green leaves of plants are very rich, so it is named folic acid. It widely exists in meat, fresh fruits and vegetables. It is a yellow crystalline powder, tasteless and odorless. Its sodium salt is easily soluble in water, insoluble in alcohol, ether and other organic solvents, insoluble in cold water but slightly soluble in hot water. It is unstable in acidic solution and easily damaged by light.
Drug safety is a people's livelihood project and a people-friendly project. In recent years, in order to further ensure the quality and safety of drugs, various places have issued documents one after another, clearly expressing the need to strengthen the construction of drug supervision capacity and promote the high-quality development of the pharmaceutical industry. It is reported that since the beginning of this year, many places have successively issued documents stating that they will strengthen the construction of drug supervision capacity.
Drug safety is a people's livelihood project and a people-friendly project. In recent years, in order to further ensure the quality and safety of drugs, various places have issued documents one after another, clearly expressing the need to strengthen the construction of drug supervision capacity and promote the high-quality development of the pharmaceutical industry. It is reported that since the beginning of this year, many places have successively issued documents stating that they will strengthen the construction of drug supervision capacity.
Drug safety is a people's livelihood project and a people-friendly project. In recent years, in order to further ensure the quality and safety of drugs, various places have issued documents one after another, clearly expressing the need to strengthen the construction of drug supervision capacity and promote the high-quality development of the pharmaceutical industry. It is reported that since the beginning of this year, many places have successively issued documents stating that they will strengthen the construction of drug supervision capacity.