What Is The Solubility of Ammonium Paratungstate In Organic Solvents? 2023-02-24 Tungsten Oxide 171 Ammonium paratungstate has poor solubility in organic solvents, and is generally insoluble in organic solvents, and can only be dissolved in hot concentrated acid or water. 0 0 ammonium paratungstateorganic solventssolubility