A discrimination equation for approximate calculation of solubility of sparingly soluble salts in water at finite condition is derived by finite error of permit.
It's a white or almost white microcrystalline powder, odorless, bitter taste, sparingly soluble in water and soluble in alcohol.
In the rich sparingly soluble phosphorus soil. Phosphorus bacteria fertilizer could increase the content of soil available phosphate.
It is sparingly soluble in water, less soluble in ethanol and cyclohexane, insoluble in fats and fat solvents.
