TCP: 
 First, the chemical name: calcium phosphate II Formula: Ca3 (PO4) 2O three properties: the composition of the mixture of different calcium phosphate, generally composed of 2O, molecular weight 1004.64. White amorphous powder, odorless and tasteless. The relative density of 3.18. Insoluble in water, soluble in dilute hydrochloric acid and nitric acid. Stable in air. Fourth, use: in the food industry as anti-caking agent, nutritional supplement (fortified with calcium), PH value of the regulator, buffer and so on. Such as anti-caking agent for flour (dispersing agent), powdered milk, candy, pudding, condiments, meat additives, animal oil refining additives, yeast food and so on.