Zuwen Liu

1. Introduction With the increase of population and rapid socio-economic development of China, the water quality of river basins is increasingly disturbed by human activities, which has attracted the attention of scientists, the public, and policy makers [,,,]. Researchers have carried out a lot of work on the sources of pollution loads, the spatial and temporal differences of the water quality, and the influence factors of the water environment of river basins [,,,].

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Highly efficient potassium fertilizer production by using a Gemini surfactant Zhiqiang Huang, Cheng Chen, Zuwen Liu, Bo Feng, Yajing Hu, Wuhui Luo, Guichun He, Xinyang Yu  and Weng Fu Abstract Herein we report that a Gemini surfactant can efficiently separate KCl from NaCl by froth flotation to produce potassium fertilizer (KCl).