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Abstract:
首次合成了2,6,7-三羟基-9-(对氯苯基)-3-荧光酮(简称 p-ClPF),还研究了它和钨(Ⅵ)的新显色反应。结果表明,在0.4~1.6 mol/L 盐酸介质中,在吐温-60及酒石酸盐存在下,W(Ⅵ)与 p-ClPF 形成1:2的配合物,其ε_(532nm)=2.42×10~5L·mol~(-1)·cm~(-1)。W(Ⅵ)的浓度在0~2.5μg/10 mL 范围服从比耳定律。已用于矿物和钢铁中钨的测定。
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Source :
化学试剂
ISSN: 0258-3283
CN: 11-2135/TQ
Year: 1992
Issue: 02
Page: 77-79
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 2
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