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Variamine blue as a gravimetric reagent Determination of tungsten |
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| Authors: | Erdey L Buzás I Vigh K |
| Affiliation: | Institute for General Chemistry, Technical University, Budapest XI, Hungary. |
| Abstract: | Tungsten can be precipitated by a solution of Variamine Blue at pH 5. The precipitate is ignited to constant weight at a temperature above 600 degrees and weighed as tungsten trioxide. The method can be used for the determination of tungsten in alloy steels. |
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