Medium Rice- Typically medium grain rice is slightly wider than long grain rice, but also shorter, about six millimeters per inch is a good average gues. SPECIFICATION - Broken: 5% max - Moisture: 14.5% max - Chalky kernels: 8% max - Foreign matters: 0.3% max - Yellow kernels: 0.4% max - Damaged kernels: 0.5% max - Red / red streaked kernels :0.8% max - Immature kernels: 0.3 % max - Glutinous rice: 1% max - Paddy: 5 grains/kg max - Average length of grain: 4.8mm - 5.8mm - Mill degree - Well milled&Double Polished