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- [23] Colorimetric determination of silica in the presence of phosphates and iron INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1930, 2 : 0276 - 0283
- [24] COMPARISON OF METHODS FOR SEPARATION OF FLUORINE AND ITS DETERMINATION IN PRESENCE OF ZIRCONIUM INDUSTRIAL LABORATORY, 1970, 36 (02): : 202 - &