The Certificate of Analysis (COA) is a document issued by a manufacturer or a third-party testing organization that confirms a product meets its product specifications. It provides a quantified assessment of the physical and chemical properties of a product, as well as the quantities of specific active ingredients it contains.
For chemical products, the COA might include information such as:
The purpose of the COA is to provide transparency and assurance to customers that the product they are purchasing is safe, of good quality, and compliant with regulations and standards. In various industries, especially in pharmaceuticals, food and beverage, cosmetics, and chemicals, COAs are often required by regulatory bodies.