The chromatographic columns usually used in liquor-making industry include DNP packed column,large caliber capillary column,and small caliber capillary column.

• 白酒行业常用的色谱柱有DNP填充柱、大口径毛细柱和细口径毛细管柱。利用气相色谱可对白酒卫生指标甲醇和杂醇油进行控制;