Chem. J. Chinese Universities ›› 1985, Vol. 6 ›› Issue (2): 120.
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Cai Ruxiu, Wang Lisha, Yu Ximao
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Abstract: In this paper, the color reaction of 2-(2-arsonophonylaze)-7-(2,4,6-tribromoa-rsenazo)-1.8-dihydrexy-3, 6-disulionic acid (TBA) with total amount of rare earth and lignter rare earths (La-Ho, Y) has been studied.If combined with extraction of PMBP, it can be used to determine trace rare earth in human hair.
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Cai Ruxiu, Wang Lisha, Yu Ximao . Study of the Color Reaction of Tribromoarsenazo with Rare Earths (Ⅰ)——Determination of Trace Rare Earth in Human Hair[J]. Chem. J. Chinese Universities, 1985, 6(2): 120.
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http://www.cjcu.jlu.edu.cn/EN/Y1985/V6/I2/120
