Simultaneous determination of six vitamin A substances by multi-wavelength HPLC and application to different marine shellfishes

被引:5
作者
Xing, Long [1 ]
Gao, Qi [1 ]
Huang, Xinyi [1 ]
Xue, Yuhan [1 ]
Ding, Leshan [1 ]
Li, Jing [1 ]
Hou, Hu [1 ]
Wang, Jingfeng [1 ]
Dong, Ping [1 ]
机构
[1] Ocean Univ China, Coll Food Sci & Engn, Qingdao 266003, Peoples R China
基金
国家重点研发计划;
关键词
Vitamin A substances; HPLC-DAD; Marine shellfish; Ultrasound-assisted extraction; FAT-SOLUBLE VITAMINS; BIOCHEMICAL-COMPOSITION; BETA-CAROTENE; RETINOL; MILK; TOCOPHEROLS; PALMITATE; CHEMISTRY; BENEFITS;
D O I
10.1016/j.jfca.2022.105039
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
An HPLC-DAD method was developed for the simultaneous analytical determination of six vitamin A substances (retinol, retinyl acetate, retinyl palmitate, retinoic acid, retinal and 0-carotene) and applied to the analysis of vitamin A substances in five marine shellfishes. The chromatographic column was a YMC-0 carotene C30 column (250 x 4.6 mm, 3 mu m), and the mobile phases were selected as A (methanol), B (ultrapure water) and C (methyl tert-butyl ether). The initial ratio of the mobile phase was A:B:C= 90:1:9, which was maintained for 8 min, while the ratio of the three was changed to A:B:C= 35:0:65 and continued for 8 min, and finally returned to the initial ratio within 0.1 min. Ultrasound-assisted direct extraction was investigated, and the optimal extraction condi-tions were determined by exploring different sample-to-liquid ratios, extractants, extraction times and extraction temperatures. The method was validated and the established assay showed good linearity in the range of 0.5-50 mu g/mL with good precision and accuracy. The experimental results showed that retinol, retinyl palmitate and 0-carotene were present in the shellfish and there were seasonal variations of vitamin A substances in different marine economic shellfish.
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页数:7
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