After crude oil has been extracted from rice bran, De-Oiled Rice Bran (DORB) is obtained. DORB is widely used in the manufacture of:1. Cattle feed,2. Poultry feed,3. Fish feed, and4. Used for manufacturing sodium silicate, silica gel, insulation bricks etc (using fully burnt white ash of husk).ParameterGrade- IGrade-IIGrade-IIIProtein16% Maximum12% to 13% Maximum10% to 12% MaximumFibre12% Maximum18% to 20% Maximum22% to 25% MaximumSand & Silica4% Minimum8% to 10% Minimum14% MinimumMoisture10%12% Maximum14.5% Maximum