Commodity : ammonium Polyphosphate Specification : Appearance : White Powder P Content (wt% ) : 31 Min. N Content (wt% ) : 14 Min. Average Polymerization Degree , n : 1,000 Min Viscosity ( 10% Suspensio, 25oC ), mPa.s : 50 Max PH Value (10% Aqueous Suspension ) : 5.5-7.5 Particle Size (