毛细管柱顶空气相色谱法测定棉粕中甲醇残留量  

Determination of Methanol Residue in Cottonseed Meal by Headspace Gas Chromatography with Capillary Column

作　　者：王兴民[1] 李景超[1] 周延生[1] 魏云波[1] 李福伟[1] 张瑞凌[1] 

机构地区：[1]山东省分析测试中心,山东济南250014

出　　处：《现代农业科技》2012年第1期14-14,16,共2页Modern Agricultural Science and Technology

摘　　要：用毛细管柱顶空气相色谱法测定棉粕中甲醇残留量，结果表明：该方法的相对标准偏差为2．10％，加标回收率为96．4％~105．0％，方法简单、快速、准确。Methyl alcohol in cottonseed meal was determined by headspace gas chromatography with capillary column. The results showed that the RSD was 2.10%, recovery rates were between 96.4% and 105.0%. The method was simple, fast and accurate.

关 键 词：棉粕 甲醇 毛细管柱 顶空气相色谱法 残留量 测定 

分 类 号：O657.71[理学—分析化学]