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2017, Vol. 38(4): 68-71    DOI: 10.13884/j.1003-3807hxjy.2016090016
Determination of Cr(Ⅵ) in Water Samples by Smartphone Imaging Digital Colorimetric Method
DING Zong-Qing, ZHU Sheng-Ping, ZHOU Xiang-Yu
Department of Biology, Chemistry and Environmental Engineering, Hanjiang Normal University, Shiyan 442000, China
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