| 番茄中8-羟基喹啉铜残留量的液相色谱测定 |
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| 引用本文： | 周梦春,周华伦,阿加尔古丽·赛依提.番茄中8-羟基喹啉铜残留量的液相色谱测定[J].干旱环境监测,2010,24(4):205-208. |
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| 作者姓名： | 周梦春 周华伦 阿加尔古丽·赛依提 |
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| 作者单位： | [1]新疆环境监测总站,新疆乌鲁木齐830011 [2]乌鲁木齐哈立得食品有限公司,新疆乌鲁木齐830022 |
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| 摘 要： | 建立了番茄中8-羟基喹啉铜Cu(HQ)2]的超声波辅助溶剂提取—反相离子对高效液相色谱法的残留分析方法,该方法使用XBridge C18色谱柱和可变波长紫外检测器,并以水相磷酸盐缓冲溶液—乙腈(体积比为60∶40)作流动相,流速为0.6 ml/min,检测波长为250 nm,保留时间为4.66 min。本方法的线性相关系数为0.998,回收率在76.3%~92.2%内,RSD≤5.5%。方法的检出限为0.06 mg/kg。
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| 关 键 词： | 8-羟基喹啉铜 定量分析 高效液相色谱 |
Determined on Tomato 8-hydroxyquinoline Copper Residues by Liquid Chromatographic |
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| ZHOU Meng-chun,ZHOU Hua-lun,Ajiaerguli·SAIYITI.Determined on Tomato 8-hydroxyquinoline Copper Residues by Liquid Chromatographic[J].Arid Environmental Monitoring,2010,24(4):205-208. |
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| Authors: | ZHOU Meng-chun ZHOU Hua-lun Ajiaerguli·SAIYITI |
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| Institution: | ZHOU Meng-chun,ZHOU Hua-lun,Ajiaerguli·SAIYITI(1.Xinjiang Environmental Monitoring Center,Urumqi Xinjiang 830011,China;2.Harris Food Co., Ltd.Urumqi,Urumqi Xinjiang 830022,China) |
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| Abstract: | Used ultrasonic assisted solvent extraction-high performance liquid chromatography RP-residue analysis method for 8-hydroxyquinoline copper Cu（HQ）2 in the tomato,which uses XBridge C18 column and a variable wavelength UV detection device,and aqueous phosphate buffer-acetonitrile（volume ratio 60∶40） as mobile phase,flow rate is 0.6 ml/min,detection wavelength is 250 nm,retention time is 4.66 min.The linear correlation coefficient is 0.998,the recovery is 76.3%～92.2%,RSD is ≤5.5%,and the detection limit is 0.06 mg/kg. |
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| Keywords: | 8-hydroxyquinoline copper quantitative analysis high performance liquid chromatography |
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