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Zirconium and Hafnium Separation, Part 1. Liquid/Liquid Extraction in Hydrochloric Acid Aqueous Solution with Aliquat 336

✍ Scribed by Poriel, L.; Favre‐Réguillon, A.; Pellet‐Rostaing, S.; Lemaire, M.

Book ID: 120704735
Publisher: Taylor and Francis Group
Year: 2006
Tongue: English
Weight: 136 KB
Volume: 41
Category: Article
ISSN: 0149-6395
DOI: 10.1080/01496390600725802

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Hafnium (10-110 lg ml-l) is quantitatively extracted at pH 4.6 from 0.01 M citric acid with 0.1 M Amberlite LA-1 in xylene; it can be stripped with 0.1 M perchloric acid and determined spectrophotometrically with xylenol orange at 540 nm. Hafnium can be separated from binary and multicomponent mixtu