Téléchargement | - Voir le manuscrit accepté : Isolation and characterization of humic matter from Syncrude sludge pond tailings (PDF, 931 Kio)
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DOI | Trouver le DOI : https://doi.org/10.1016/0016-2361(92)90005-9 |
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Auteur | Rechercher : Majid, Abdul1; Rechercher : Sparks, Bryan D.1; Rechercher : Ripmeester, John A.2 |
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Affiliation | - Conseil national de recherches du Canada. Institut de technologie des procédés chimiques et de l'environnement du CNRC
- Conseil national de recherches du Canada. Institut Steacie des sciences moléculaires du CNRC
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Format | Texte, Article |
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Sujet | Humic acids; Syncrude; Chemical characterization |
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Résumé | Eleven humic acid samples have been isolated from a number of Syncrude sludge pond tailings that had been pretreated under different experimental conditions. These samples were extracted using 0.5 N NaOH or a mixture of 0.1 N NaOH and 0.1 M Na₄P₂O₇. Based on the dissolution efficiency of the two extracting liquids it appeared that the humic acids from samples of high clay content were strongly associated with calcium while the humic acids from low clay samples were more likely bound to non-silicate aluminium and/or iron. The various humic acid samples isolated have been analysed for elemental compositions and characterized by i.r. and ¹³C n.m.r. spectroscopy. A comparison with previously reported data for oil sands humic acids suggest that the humic acids from the two studies are similar. |
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Date de publication | 1992-02 |
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Dans | |
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Langue | anglais |
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Publications évaluées par des pairs | Oui |
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Numéro du CNRC | NRCC 32825 |
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Numéro NPARC | 14500418 |
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Exporter la notice | Exporter en format RIS |
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Signaler une correction | Signaler une correction (s'ouvre dans un nouvel onglet) |
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Identificateur de l’enregistrement | 34a561e1-1718-41c9-9687-cec40e3696eb |
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Enregistrement créé | 2010-03-01 |
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Enregistrement modifié | 2020-04-23 |
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