What does FP in leather mean?

Leather and leather products. FP is a Tara product produced by Ashande Group in the United States. As the world's largest producer of Tara tannin extract, it is also the only enterprise that adopts stainless steel production technology. The company also obtained the most difficult fair trade certification in South America. Tara powder FP produced by Ashande Group is the Tara powder with the highest tannin content and the lowest iron content on the market at present.