... 155 °C , easily soluble in water, insoluble in alcohol, PH value of 1% solution is 8.0Uses:As a fire-prevention agent ... K compound fertilizer.Packing and storage:In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place ... .02Phosphorus pentoxide% ≥53.053.03Nitrogen, as N % ≥20.820.84PH value of 1% solution7.8-8.27.8-8.25Moisture % ≤0.20 ...