Antimony (< 20 pg) can be determined spectrophotometrically at 640 nm after its adsorptive extraction as Brillant Green hexachloroantimonate(V) with microcrystalline l+dichlorobenxene after dissolution of the solid phase in toluene. The effects of reagent concentration, order and timing of addition,
โฆ LIBER โฆ
Spectrophotometric determination of rhenium as perrhenate after extraction of its brilliant green ion-pair with microcrystalline benzophenone
โ Scribed by D.Thorburn Burns; N. Tungkananuruk
- Book ID
- 104100636
- Publisher
- Elsevier Science
- Year
- 1988
- Tongue
- English
- Weight
- 289 KB
- Volume
- 204
- Category
- Article
- ISSN
- 0003-2670
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โฆ Synopsis
Rhenium (O-40 pg) is determined as pherrhenate spectrophotometrically at 640 nm after its adsorptive extraction at pH 6.0 with Brilliant Green onto microcrystalline benzophenone and dissolution of the solid phase in benzene. The effects of pH and diverse ions are reported. The system is applied to the determination of rhenium on alumina and on carbon catalysts.
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