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Optimization of ultrasound-assisted dispersive liquid–liquid microextraction of niacinamide in pharmaceutical and cosmetic samples using experimental design. Microchem J 2021. [DOI: 10.1016/j.microc.2021.106659] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
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Liu Y, Ma Y, Yu H, An Y. Rapid Determination of Pyrrolidinium Cations by Ion-Pair Chromatography With Imidazolium Ionic Liquids. J Chromatogr Sci 2017; 56:202-208. [DOI: 10.1093/chromsci/bmx100] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/12/2015] [Indexed: 12/18/2022]
Affiliation(s)
- Yongqiang Liu
- College of Chemistry and Chemical Engineering, Harbin Normal University, No. 1 Normal University Road, Limin Economic and Technological Development Zone, Harbin 150025, China
| | - Yajie Ma
- College of Chemistry and Chemical Engineering, Harbin Normal University, No. 1 Normal University Road, Limin Economic and Technological Development Zone, Harbin 150025, China
| | - Hong Yu
- College of Chemistry and Chemical Engineering, Harbin Normal University, No. 1 Normal University Road, Limin Economic and Technological Development Zone, Harbin 150025, China
| | - Ying An
- College of Chemistry and Chemical Engineering, Harbin Normal University, No. 1 Normal University Road, Limin Economic and Technological Development Zone, Harbin 150025, China
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Zhang XX, Yu H, Wang G. Effect of ultraviolet absorption reagent for determination of piperidinium ionic liquid cations by ion pair chromatography with indirect ultraviolet detection. J LIQ CHROMATOGR R T 2017. [DOI: 10.1080/10826076.2017.1343734] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/19/2022]
Affiliation(s)
- Xin-xin Zhang
- College of Chemistry and Chemical Engineering, Harbin Normal University, Harbin, China
| | - Hong Yu
- College of Chemistry and Chemical Engineering, Harbin Normal University, Harbin, China
| | - Gang Wang
- College of Chemistry and Chemical Engineering, Harbin Normal University, Harbin, China
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Liu YQ, Yu H. Indirect ultraviolet detection of alkaline earth metal ions using an imidazolium ionic liquid as an ultraviolet absorption reagent in ion chromatography. J Sep Sci 2017; 40:1660-1666. [DOI: 10.1002/jssc.201601297] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/17/2016] [Revised: 01/18/2017] [Accepted: 02/02/2017] [Indexed: 01/13/2023]
Affiliation(s)
- Yong-qiang Liu
- College of Chemistry and Chemical Engineering; Harbin Normal University; Harbin China
| | - Hong Yu
- College of Chemistry and Chemical Engineering; Harbin Normal University; Harbin China
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