Our company manufactured series of calcium citrate conforming to USP-23 and FCC IV standard based on tricalcium citrate tetrahydrate. It concludes three appearances:1. white powder: with good free fluidity. It is used as chelating agent, buffering agent, organization coagulant and calcium strengthening agent in food industry.2. white granular: We can produce different specifications spherical granule according to customer's requirement. It is widely used in tabletting in pharmaceutical industry.3. anti-caking type: It was originally developed by our company, used as anticaking agent in powdery drinks sweetened by fructose, to prevent powder drinks from agglomerating and color changing during the storage.