2 (NH4)3PO4 + 3 Ca(OH)2 → Ca3(PO4)2 + 6 NH3 + 6 H2O

Reactants:

• (NH4)3PO4 – Ammonium phosphate
  • Other names: Triammonium phosphate , Tribasic ammonium phosphate
  • Appearance: White, tetrahedral crystals
• Ca(OH)2 – Calcium hydroxide
  • Other names: {{ubl , Slaked lime , Calcium hydrate ... show moreCaustic lime , Hydrated lime , Ca(OH)2 , Hydralime , Calcium dihydroxide show less
  • Appearance: White powder ; Colourless crystals or white powder ; White, odorless powder. [Note: Readily absorbs CO2 from the air to form calcium carbonate.]

Products:

• Ca3(PO4)2 – Tricalcium bis(phosphate)
  • Other names: Tricalcium phosphate , Tribasic calcium phosphate , Bone phosphate of lime ... show moreBCP , TCP , Calcium phosphate tribasic , Synthos , Tricalcium orthophosphate , Tricalcium diphosphate , Calcium phosphate , Tertiary calcium phosphate , Calcigenol Simple , Calcium orthophosphate , Ca3(PO4)2 , E341iii show less
  • Appearance: White amorphous powder
• NH3
  • Names: Ammonia , Azane (only intended for use in naming derivatives of ammonia) , Hydrogen nitride ... show moreAmmonia (anhydrous) , Azane , NH3 , Trihydrogen nitride , R717 , Refrigerant gas 717 , Anhydrous ammonia , Aqua ammonia , Aqueous ammonia , [Note: Often used in an aqueous solution.] show less
  • Appearance: Colourless gas ; Colourless gas or compressed liquefied gas with pungent odour ; Colorless gas with a pungent, suffocating odor. [Note: Shipped as a liquefied compressed gas. Easily liquefied under pressure.]
• H2O – Water, oxidane
  • Other names: Water (H2O) , Hydrogen hydroxide (HH or HOH) , Hydrogen oxide ... show moreDihydrogen monoxide (DHMO) (systematic name) , Hydrogen monoxide , Dihydrogen oxide , Hydric acid , Hydrohydroxic acid , Hydroxic acid , Hydrol , Μ-oxido dihydrogen , Κ1-hydroxyl hydrogen(0) show less
  • Appearance: White crystalline solid, almost colorless liquid with a hint of blue, colorless gas