国际葡萄与葡萄酒组织（OIV）推荐的方法为固相萃取柱方法，方法中应用的试剂之一无水乙醇本身含有氨基甲酸乙酯，因此存在一定缺陷。
Solid phase extraction method was recommended by OIV , but in the OIV method , anhydrous ethanol , one of the reagents , contained ethyl carbamate in itself . Therefore , there was drawback in this method .
国际葡萄与葡萄酒组织