Spc. Viscosity 1/16S 1.1-1.6 1/8S 1.7-3.0 1/4S 3.1-10.0 Nitrogen: 11.5-12.2%; Transmiting rate:≥85%; Acidity: ≤0.08%; Heat resistant rate: ≥10; Breakout point: ≥180℃; Ash content: ≤0.2%; Wetting agent: 30±2% the Concentration of the Nitrocellulose Solution is 25.0%