This 3,4-Dihydroxybenzoic Acid Ethyl Ester is white to brownish yellow crystalline powder. It is a phenolic compound and is the ethylic ester of protocatechuic acid. Formulated on using high grade compounds and advanced machines, it is stringently checked on various quality parameters. Besides, it can be found in the peanut seed testa and is also present in wine. Best known for its easy usage and prolonged shelf life, this product is available in different packaging options.