The Lignosulfonic acid, with the CAS registry number 8062-15-5, is also known as Ligninsulfonate. Its classification code is TSCA Flag XU [Exempt from reporting under the Inventory Update Rule]. It is used in the food industry as a de-foaming agent for paper production and in adhesives for items that come in contact with food. It has antimicrobial and preservative properties, and is used as an ingredient in animal feeds. It is also used for construction, ceramics, mineral powder, chemical industry, textile industry (leather), metallurgical industry, petroleum industry, fire-retardant materials, rubber vulcanization, organic polymerization.