马油酶法提取工艺优化及精炼对其品质的影响Optimization of enzymatic extraction process for horse oil and effect of refining on its quality
为提高马油的提取率及品质,以新疆马脂肪为原料,采用酶法提取马油。以马油提取率为考察指标,在单因素实验的基础上,通过响应面法优化马油的酶法提取工艺条件,并通过脱胶、脱酸、脱色对粗马油进行精炼处理,对比分析精炼前后马油的感官品质、理化指标和脂肪酸组成。结果表明:酶法提取马油的最佳工艺条件为选用中性蛋白酶、酶添加量2 000 U/g、料液比1∶ 2、酶解温度45 ℃、酶解时间2 h,在此条件下马油提取率为81.69%;精炼后马油的色泽、气味等感官指标明显改善,酸值(KOH)由1.13 mg/g降至0.92 mg/g,过氧化值由0.75 mmol/kg降至0.63 mmol/kg,碘值由81.14 g...
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| Main Author: | 孙龙珠1,王颖1,CHISORO Prince1,2,曹克涛3,郭玉杰1,张春晖1SUN Longzhu1, WANG Ying1, CHISORO Prince1,2, CAO Ketao3, GUO Yujie1, ZHANG Chunhui1 |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
中粮工科(西安)国际工程有限公司
2025-07-01
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| Series: | Zhongguo youzhi |
| Subjects: | |
| Online Access: | http://tg.chinaoils.cn/zgyz/ch/reader/create_pdf.aspx?file_no=20250703&flag=1 |
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