Category:
Other Excipients
CAS NO:
No
Standard:
In-house Standards,
ight yellow or light brown powder, exposed to the air easily oxidized, the color deepened, odorless, astringent.
Tannic acid is a polyphenolic compound extracted from plant galls, widely used as an antioxidant and chelating agent. Its molecular formula is C76H52O46 with CAS 1401-55-4. The core process involves solvent extraction followed by purification.
Strictly limit oral dosage to avoid hepatotoxicity. Store in a cool, dry place away from oxidizing agents to prevent degradation. Personnel must wear protective gloves and eye gear during handling.