Mainly used for the rapid and non-destructive determination of contents of moisture, protein, fat, starch and other chemical compositions as well as water absorption, development time, extensibility and other function indicators in whole cereal seeds, flour, whole and powdered samples; also can be used for the quality control indicators analysis of paste and liquid samples, such as: fat, protein, acidity index of liquid milk and yogurt, iodine value, acid value, free fatty acids and other indicators of phospholipid and liquid fat.