Rice Quality Inspection Results 1) Humidity not exceeding 14.0 percent 2) General characteristics are long seeds. 3) No insects or contaminants 4) The average length of brown rice grains without broken parts is more than 7.0 millimeters. 5) The ratio of average length to average width of full-grain rice has a broken portion of not less than 3.2:1. Chemical properties 1) Contains amylose of not less than 13.0 percent and not more than 18.0 percent at a moisture level of 14.0 percent. 2) The rice grain disintegration value in alkaline is 6-7.