Contact an Account ManagerSeparation of molybdatoheteropoly acids of phosphorus arsenic silicon and germanium as ion-associates by HPLC. Application to quantitative determination in water
Summary
Type: HPLC
Application #: 106700
Catalog#: 720090.40 - MN HPLC Column, Nucleosil CN, 100A, 5um, 4x250mm
Detection: UV, 310nm
Conditions: eluent: dichloromethane - n-butanol - tert.-butyl methyl ether (4:1:1.5), 0.2% tri-n-octylamine
flow rate = 1ml/min
Authors: Braungart M
Source: Chromatographia 19 (1984) 185 - 187
Details
Legend: Fig. 2. Separation of heteropoly acid (HPA) tri-n-octylamine ion associates,
1.) As HPA ass.
2.) PHPA ass.
3.) a-Si HPA ass.
4.) Ge HPA ass.
5.) isopoly compound
6.) b-Si HPA