Výsledky vyhledávání - "Shuangqiao Ju"

Flame atomic absorption spectrometric determination of copper, lead, and cadmium in Gastrodiae rhizoma samples after preconcentration using magnetic solid-phase extraction

Autor: Pingyan Wang, Shuangqiao Ju, Yujiao Tu

Publikováno v: Spectroscopy Letters. 49:249-256

In this research, ferroferric oxide nanoparticles were coated with silicon dioxide and further functionalized with alizarin complexone as the adsorbent of magnetic solid-phase extraction, thus aiming for extraction and preconcentration of heavy metal

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d3de19da1bc878666b94c3b0b3dc1d0e
https://doi.org/10.1080/00387010.2015.1134578

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Flame atomic absorption spectrometric determination of Cu and Ni in tobacco samples after Preconcentration using ammonium pyrrolidine dithiocarbamate modified magnetic nanoparticles

Autor: Shuangqiao Ju, Xiaolan Li, Dongling Meng, Qiufen Hu

Publikováno v: International Journal of Environmental Analytical Chemistry. 95:1435-1449

Fe3O4 nanoparticles coated with SiO2 and modified with ammonium pyrrolidine dithiocarbamate as a new adsorbent for the single-step extraction and preconcentration of trace amounts of copper and nickel from tobacco samples were prepared. The particle

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ba50f1b74a2ab45415121df937f29c41
https://doi.org/10.1080/03067319.2015.1100726

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Rapid Determination of Cadmium and Lead in Maca (Lepidium meyenii) by Magnetic Solid-Phase Extraction and Flame Atomic Absorption Spectrometry

Autor: Yanqiong Ma, Jianping Yu, Mousheng Liu, Shuangqiao Ju, Yaling Yang

Publikováno v: Analytical Letters. 48:2566-2580

Multiwalled carbon nanotubes were modified by Fe3O4 nanoparticles with application for the preconcentration of metals. The modified materials were characterized by infrared spectroscopy, transmission electron microscopy, and X-ray diffraction. The Fe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cacd210998f6707c6c53f218423046c5
https://doi.org/10.1080/00032719.2015.1043667

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Rapid Determination of Phenolics in Food Packaging by Magnetic Solid-Phase Extraction and High-Performance Liquid Chromatography

Autor: Yaling Yang, Mousheng Liu, Shuangqiao Ju

Publikováno v: Analytical Letters. 48:1830-1841

A method for magnetic solid-phase extraction was developed for the preconcentration of bisphenol A, bisphenol AF, tetrabromobisphenol A, and 4-tert-octylphenol from food containers and packaging materials. Cetyltrimethylammonium bromide was added to

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5ee6bc39c7e8a6747779cd003ae41215
https://doi.org/10.1080/00032719.2015.1004075

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Akademický článek

Determination of Arsenic in Soil Alkali by Graphite Furnace Atomic Absorption Spectrophotometery Using Modified Corn Silk Fiber as Adsorbent.

Autor: Xuan Zhou, Yu Zhao, Shuangqiao Ju, Mousheng Liu

Publikováno v: Journal of the Chemical Society of Pakistan; 10/31/2015, Vol. 37 Issue 5, p910-918, 9p

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Akademický článek

Cloud Point Extraction Using Tergitol TMN-6 of Gold(III)in Real Samples by Flame Atomic Absorption Spectrometry Determination.

Autor: Xuan Zhou, Pingyan Wang, Yu Zhao, Shuangqiao Ju, Mousheng Liu

Publikováno v: Journal of the Chemical Society of Pakistan; 8/31/2015, Vol. 37 Issue 4, p680-686, 7p

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