A novel bifunctional molecularly imprinted polymer was synthesized in an aqueous system with Congo red as template, beta-cyclodextrin-maleic anhydride (beta-CD-MA) and [2-(methacryloyloxy) ethyl] trimethylammonium chloride (DMC) as co-functional monomers and N, N-methylenebisacryl amide (MBA) as cross-linking agent, respectively. MIP was used as selective sorbent for the solid-phase extraction (SPE) of Congo red from food. And the elution was determined by HPLC. The mean recovery was 84.2-105.2%, the RSD <= 1.2%, the repeatability was 1.1-3.8%. The LOD and LOQ were 0.07 and 0.23 mu g kg(-1), respectively. The evaluation of validation data verified that the MIP has high selectivity and recovery, and it can be applied for the selective extraction and determination of Congo red in food.
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Hu, Xiaogang
Fan, Yanan
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Fan, Yanan
Zhang, Yi
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Shenzhen Entry Exit Inspect & Quarantine Bur Chin, Food Inspect & Quarantine Technol Ctr, Shenzhen 518045, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Zhang, Yi
Dai, Guimei
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Dai, Guimei
Cai, Quanling
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Cai, Quanling
Cao, Yujuan
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Cao, Yujuan
Guo, Changjuan
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
机构:
S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Hu, Xiaogang
Cai, Quanlin
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Cai, Quanlin
Fan, Yanan
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Fan, Yanan
Ye, Tingting
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Ye, Tingting
Cao, Yujuan
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Cao, Yujuan
Guo, Changjuan
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
机构:
S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Hu, Xiaogang
Fan, Yanan
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Fan, Yanan
Zhang, Yi
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Shenzhen Entry Exit Inspect & Quarantine Bur Chin, Food Inspect & Quarantine Technol Ctr, Shenzhen 518045, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Zhang, Yi
Dai, Guimei
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Dai, Guimei
Cai, Quanling
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h-index: 0
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Cai, Quanling
Cao, Yujuan
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Cao, Yujuan
Guo, Changjuan
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
机构:
S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Hu, Xiaogang
Cai, Quanlin
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h-index: 0
机构:
S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Cai, Quanlin
Fan, Yanan
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h-index: 0
机构:
S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Fan, Yanan
Ye, Tingting
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h-index: 0
机构:
S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Ye, Tingting
Cao, Yujuan
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h-index: 0
机构:
S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China
Cao, Yujuan
Guo, Changjuan
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h-index: 0
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S China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R ChinaS China Normal Univ, Sch Chem & Environm, Guangzhou 510631, Guangdong, Peoples R China