花椒调味油加工过程中品质变化分析Analysis of quality change of Zanthoxylum flavoring oil during processing
为确定花椒调味油加工过程中的关键控制点,于花椒调味油生产企业现场取样,对浸提前(大豆油)、加热(180 ℃大豆油)、浸提24 h、浸提72 h、板框过滤、澄清、成品等7个工序间油样的基本理化指标(色泽、酸值、过氧化值、脂肪酸组成及含量、酰胺类化合物含量)及挥发性风味物质进行监测。结果表明:加工过程中随着花椒色素的溶出a*值总体呈下降趋势,酸值整体呈上升趋势,过氧化值在整个加工过程中呈波动趋势,酰胺类化合物含量呈先平缓后下降趋势,脂肪酸组成基本无差异;大豆油中检出8种挥发性风味物质,花椒调味油中检出13种挥发性风味物质,大豆油中以醛类化合物为主,花椒调味油中以醇类和烯烃类化合物为主,花椒调味油加...
Main Author: | 李航1,2,孙婧譞1,2,秦泽宇1,2,李云3,廖振宇4,何新益1,2 LI Hang1,2,SUN Jingxuan1,2,QIN Zeyu1,2,LI Yun3,LIAO Zhenyu4,HE Xinyi1,2 |
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Format: | Article |
Language: | English |
Published: |
中粮工科(西安)国际工程有限公司
2023-07-01
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Series: | Zhongguo youzhi |
Subjects: | |
Online Access: | http://tg.chinaoils.cn/ch/reader/create_pdf.aspx?file_no=20230705&flag=1 |
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