This standard specifies the method for the determination of chlormequat residues in grains. This standard applies to the determination of chlormequat residues in corn and buckwheat. The detection limit of this standard for chlormequat residues in corn and buckwheat is 0.01mg/kg, and the linear range is 0.005mg/L~1.00mg/L.
GB/T 5009.219-2008 history
2008GB/T 5009.219-2008 Determination of the residues of chlorcholine chloride in cereals