White granular crystal, relative density at 1.619g/cm3, melting point at 155 degree , ... grade)CAS Number: 7783-28-0Properties: White granular crystal, relative density at 1.619g/cm3, melting point at 155 °C , ... soluble in water, insoluble in alcohol, PH value of 1% solution is 8.0Uses:As a fire-prevention agent ... .053.03Nitrogen, as N % ≥20.820.84PH value of 1% solution7.8-8.27.8-8.25Moisture % ≤0.20 ...