强化淀粉类食品中7种水溶性维生素的快速测定
TS207.3; 建立高效液相色谱-二极管阵列-荧光联用法同时检测营养强化淀粉类食品中7种水溶性维生素含量的方法.样品经淀粉酶60℃酶解45 min,调pH值提取后,经十二烷基硫酸钠(5 mmol/L,加入0.1％磷酸,三乙胺调pH 3.0)-乙腈梯度洗脱,VB1、烟酸、烟酰胺在不同波长下进行检测,VB2、吡哆醛、吡哆醇、吡哆胺采用目标物出峰时间段转变激发、发射波长检测.7种维生素在各自线性范围内线性关系良好,相关系数r2为0.9996～0.9999,加标回收率为90.5％～102.5％,检出限为0.01～0.08 mg/100 g,定量限为0.025～0.26 mg/100 g.方法快速、高...
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| Published in | 食品科学 Vol. 43; no. 24; pp. 232 - 238 |
|---|---|
| Main Authors | , , , , |
| Format | Magazine Article |
| Language | Chinese |
| Published |
浙江经贸职业技术学院,浙江杭州 310012
25.12.2022
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| Subjects | |
| Online Access | Get full text |
| ISSN | 1002-6630 |
| DOI | 10.7506/spkx1002-6630-20220206-009 |
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| Abstract | TS207.3; 建立高效液相色谱-二极管阵列-荧光联用法同时检测营养强化淀粉类食品中7种水溶性维生素含量的方法.样品经淀粉酶60℃酶解45 min,调pH值提取后,经十二烷基硫酸钠(5 mmol/L,加入0.1％磷酸,三乙胺调pH 3.0)-乙腈梯度洗脱,VB1、烟酸、烟酰胺在不同波长下进行检测,VB2、吡哆醛、吡哆醇、吡哆胺采用目标物出峰时间段转变激发、发射波长检测.7种维生素在各自线性范围内线性关系良好,相关系数r2为0.9996～0.9999,加标回收率为90.5％～102.5％,检出限为0.01～0.08 mg/100 g,定量限为0.025～0.26 mg/100 g.方法快速、高效,适用于大批量强化淀粉类食品中7种水溶性维生素的同时测定. |
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| AbstractList | TS207.3; 建立高效液相色谱-二极管阵列-荧光联用法同时检测营养强化淀粉类食品中7种水溶性维生素含量的方法.样品经淀粉酶60℃酶解45 min,调pH值提取后,经十二烷基硫酸钠(5 mmol/L,加入0.1％磷酸,三乙胺调pH 3.0)-乙腈梯度洗脱,VB1、烟酸、烟酰胺在不同波长下进行检测,VB2、吡哆醛、吡哆醇、吡哆胺采用目标物出峰时间段转变激发、发射波长检测.7种维生素在各自线性范围内线性关系良好,相关系数r2为0.9996～0.9999,加标回收率为90.5％～102.5％,检出限为0.01～0.08 mg/100 g,定量限为0.025～0.26 mg/100 g.方法快速、高效,适用于大批量强化淀粉类食品中7种水溶性维生素的同时测定. |
| Author | 王凤军 胡玉霞 叶素丹 牛灿杰 凌云 |
| AuthorAffiliation | 浙江经贸职业技术学院,浙江杭州 310012 |
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| Author_FL | NIU Canjie YE Sudan LING Yun WANG Fengjun HU Yuxia |
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| Keywords | 强化淀粉类食品 高效液相色谱-二极管阵列-荧光联用法 水溶性维生素 快速测定 |
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| Snippet | TS207.3; 建立高效液相色谱-二极管阵列-荧光联用法同时检测营养强化淀粉类食品中7种水溶性维生素含量的方法.样品经淀粉酶60℃酶解45 min,调pH值提取后,经十二烷基硫酸钠(5... |
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| Title | 强化淀粉类食品中7种水溶性维生素的快速测定 |
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