响应面法优化猪血复合微量元素补铁剂螯合工艺
黄晶晶,张福生,鄢 嫣,殷俊峰,周迎芹,谢宁宁*
安徽省农业科学院农产品加工研究所,安徽 合肥 230031
Optimization of Iron Chelating for Pig Blood Derived Composite Iron Supplement Containing Multiple Trace Elements by Response Surface Methodology
HUANG Jingjing, ZHANG Fusheng, YAN Yan, YIN Junfeng, ZHOU Yingqin, XIE Ningning*
Institute of Agricultural Products Processing, Anhui Academy of Agricultural Sciences, Hefei 230031, China
摘要 采用响应面法优化猪血复合微量元素补铁剂的螯合工艺。在单因素试验的基础上,选择pH值、多肽溶液质量分数、多肽溶液与1.0 mol/L FeCl2溶液的体积比为影响因素,以Fe2+螯合率为指标,进行3因素3水平的Box-Behnken试验设计,采用响应面法分析3 个因素对响应值的影响。结果表明:响应面法优化猪血复合微量元素补铁剂的最佳螯合工艺条件为pH值5.40、多肽溶液质量分数2.27%、多肽溶液与1.0 mol/L FeCl2溶液的体积比2.16∶1;在此条件下,猪血多肽Fe2+螯合率的预测值为79.37%,实测值为79.41%。
关键词 :
响应面法 ,
猪血蛋白 ,
补铁剂 ,
Fe2+螯合率
Abstract :The objective of this study was to optimize the chelating process for composite microelement iron supplement prepared from pig blood by response surface methodology. By using one-factor-at-a-time method, pH value, peptide concentration, and volume ratio of peptide solution to FeCl2 solution (1.0 mol/L) were identified as factors that significantly influence Fe2+ chelating efficiency. Subsequently, three-dimensional response surface plots were generated using a threevariable three-level Box-Behnken design to investigate the interaction among the three factors. The optimized conditions were established as follows: pH 5.40, peptide concentration 2.27%, and volume ratio of peptide solution to FeCl2 solution (1.0 mol/L) 2.16:1. Under these conditions, the predicted Fe2+ chelating efficiency was 79.37%, and the actual data was 79.41%.
Key words :
response surface methodology
pig blood protein
iron supplement
Fe2+chelating rate
基金资助: 国家自然科学基金青年科学基金项目(31801673);安徽省农业科学院人才发展专项(17F1205);安徽省农业科学院院长青年创新基金项目(17B1220);安徽省农业科学院院所共建团队项目(18C1225);安徽省自然科学基金青年科学基金项目(1808085QC94)
引用本文:
黄晶晶,张福生,鄢 嫣,殷俊峰,周迎芹,谢宁宁. 响应面法优化猪血复合微量元素补铁剂螯合工艺[J]. 肉类研究, 2018, 32(12): 24-30 https://doi.org/10.7506/rlyj1001-8123-201812005
HUANG Jingjing, ZHANG Fusheng, YAN Yan, YIN Junfeng, ZHOU Yingqin, XIE Ningning. Optimization of Iron Chelating for Pig Blood Derived Composite Iron Supplement Containing Multiple Trace Elements by Response Surface Methodology. Meat Research, 2018, 32(12): 24-30 https://doi.org/10.7506/rlyj1001-8123-201812005
链接本文:
https://www.rlyj.net.cn/CN/10.7506/rlyj1001-8123-201812005 或 https://www.rlyj.net.cn/CN/Y2018/V32/I12/24
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