三种巴沙鱼油香味物质的鉴定与对比研究Identification and Comparative Study on Aroma Substances of Three Kinds of Pangasius bocourti Oils
张杰,刘晓静,邓丹雅,赵冠里,赵志峰
摘要(Abstract):
为了解析巴沙鱼油的香味物质化学组成,采用顶空固相微萃取及气相色谱-质谱联用技术对3种不同熔点的巴沙鱼油(精炼鱼油、软脂鱼油、硬脂鱼油)中的香味物质种类和相对含量进行了鉴定与对比。结果表明,3种巴沙鱼油中共鉴定出香味物质68种,包括烃类、醇类、醚类、酮类、醛类、酸类、酯类和其他类,其中相对含量最高的均为醛类,其次是烃类物质。精炼鱼油、软脂鱼油和硬脂鱼油的主体香味物质种数分别为11,13,13种,精炼鱼油和软脂鱼油香型较为相似,均具有脂肪味、鱼腥味和淡淡的清香,而硬脂鱼油还具有花果香。该研究为巴沙鱼油在食品加工中的应用提供了科学依据。
关键词(KeyWords): 硬脂鱼油;软脂鱼油;精炼鱼油;香味物质;顶空固相微萃取(HS-SPME);气相色谱-质谱联用(GC-MS)
基金项目(Foundation):
作者(Author): 张杰,刘晓静,邓丹雅,赵冠里,赵志峰
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