Cesibor
Gravimetric Analysis Reagent for Cation
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Product codeC007 Cesibor
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CAS No.25776-12-9
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Chemical nameTetrakis(4-fluorophenyl)borate, sodium salt, dihydrate
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MWC24H16BF4Na･2H2O=450.21
| Unit size | Price | Item Code |
|---|---|---|
| 1 g | ＄260.00 | C007-10 |
Description
Cesibor is a cesium ion selective tetraphenylborate compound, and is utilized as a precipitation reagent for cesium ion. Cesibor can precipitate only cesium ion from a mixture of ammonium, potassium, and cesium ions.
Chemical Structure
References
1) C. E. Moore, F. P. Cassaretto, H. Posvic and J. J. McLaffery, "Studies in the Tetraarylborates Part II. The Preparation and Reagent Properties of Sodium tetrakis(p-fluorophenyl)borate, a Selective Reagent for Cesium", Anal. Chim. Acta, 1966, 35, 1.
2) C. M. Tsai, G. Izawa, T. Omori and T. Shiokawa, "A New Method for the Determination of in Environmental Materials", Radiochem. Radioanal. Letters, 1975, 20, 167.
3) M. Tsubouchi, N. Yamasaki and K. Yanagisawa, "Two-Phase Titration of Poly(oxyethylene) Nonionic Surfactants with Tetrakis(4-fluorophenyl)borate", Anal. Chem., 1985, 57, 783.
Handling and storage condition
| Appearance： | White powder |
|---|---|
| Purity (Grav.)： | ≧ 98.0 % |
| Solubility in water： | To pass test (clear, colorless) |
| Solubility in Acetone： | To pass test (clear, colorless) |
| Water content： | 6.0 - 10.0 % |
| IR spectrum： | Authentic |
| 0-5°C |
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