Properties]: White or colorless crystal, easily soluble in water, relative density at 2.338, melting point at 252.6℃, and PH value of 1% solution is 4.5.
[Uses]: Used to manufacture metaphosphate in medical or food industry. Used as a high effective K and P compound fertilizer. It contains totally 86% fertilizer elements, used as a basic raw material for N, P and K compound fertilizer.