| 31. | Very similar results were observed in hydrofluoric acid solutions.
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| 32. | These compounds can be obtained by evaporating a hydrofluoric acid solution containing these both complexes.
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| 33. | Concentrated nitric and hydrofluoric acids do not rapidly attack yttrium, but other strong acids do.
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| 34. | This is usually an acid solution containing hydrofluoric acid.
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| 35. | Casimir de Marcassus was a chemist who introduced into France glass etching by hydrofluoric acid.
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| 36. | However, in acidic or alkaline conditions they can be hydrolyzed to monofluorophosphates and hydrofluoric acid.
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| 37. | Fluorine is used to fluorinate uranium tetrafluoride, itself formed from uranium dioxide and hydrofluoric acid.
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| 38. | Hydrofluoric acid absorption requires further medical treatment; calcium gluconate may be injected or administered intravenously.
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| 39. | Raw lunar regolith would be refined by a variety of techniques, primarily hydrofluoric acid leaching.
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| 40. | Fire Department hazardous materials experts identified the substance as hydrofluoric acid, often used to etch glass.
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