Study on Color Reaction of 4-(2-Hydroxy-4-  Nitrophenylazo)-1-Phenyl-3-Methylpyazolone   with Thorium and Its Application

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2000 Vol. 19, No. 3

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Study on Color Reaction of 4-(2-Hydroxy-4- Nitrophenylazo)-1-Phenyl-3-Methylpyazolone with Thorium and Its Application[J]. Rock and Mineral Analysis, 2000, 19(3): 235-237.

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Study on Color Reaction of 4-(2-Hydroxy-4- Nitrophenylazo)-1-Phenyl-3-Methylpyazolone with Thorium and Its Application[J]. Rock and Mineral Analysis, 2000, 19(3): 235-237.