Extraction spectrophotometric determination of niobium in rocks with sulfochlorophenol S
Analytica Chimica Acta
By: A. E. Childress and L. P. Greenland
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Abstract
After acid decomposition and potassium pyrosulfate fusion, niobium (1—26 ppm) is separated from interfering elements by extraction into methyl isobutyl ketone from 6 M H2SO4—2 M HF and back-extracted into water. The niobium—sulfochloro-phenol S complex is extracted into amyl alcohol.
| Publication type | Article |
|---|---|
| Publication Subtype | Journal Article |
| Title | Extraction spectrophotometric determination of niobium in rocks with sulfochlorophenol S |
| Series title | Analytica Chimica Acta |
| DOI | 10.1016/S0003-2670(01)84330-0 |
| Volume | 116 |
| Issue | 1 |
| Year Published | 1980 |
| Language | English |
| Publisher | Elsevier |
| Description | 6 p. |
| First page | 185 |
| Last page | 190 |