19 Biochemicals

Cesibor

Cesibor

Gravimetric Analysis Reagent for Cation

  • Product code
    C007  Cesibor
  • CAS No.
    25776-12-9
  • Chemical name
    Tetrakis(4-fluorophenyl)borate, sodium salt, dihydrate
  • MW
    C24H16BF4Na・2H2O=450.21
Unit size -- --
1 g Please inquire distributors about price.

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

Open 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, 196635, 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, 197520, 167. 
3) M. Tsubouchi, N. Yamasaki and K. Yanagisawa, "Two-Phase Titration of Poly(oxyethylene) Nonionic Surfactants with Tetrakis(4-fluorophenyl)borate", Anal. Chem.198557, 783. 

Handling and storage condition

Specification
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
Handling and storage condition
0-5°C
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Product Classification

Product Classification

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