1.It is extracted from natural phosphate rock. 2.We adapt to advanced technology during the production processes. Feed-grade TCP (Mineral production)1.Production standards:HG2636-2000 (Feed)2.TCP Chemical Name: TCP Monoclinic white crystalline powder, odorless tasteless, dissolved in dilute hydrochloric acid, nitric acid. Products using the advanced international standards of production,Content:P ...