Sorption Properties of the Natural, K and Partially Deammoniated (H/NH) Forms of Clinoptilolite

A sample collected from the Aurangabad District, Maharashtra, India was characterized by XRD, IR, TG and DTA methods, and by chemical analysis, as a calcium-rich clinoptilolite. Two different methods involving exchange with KOH or NH 4 Cl led to the formation of K-clinoptilolite (K-Clino) and H/NH 4...

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Main Authors: M.W. Kasture, P.N. Joshi, H.S. Sorti, V.V. Joshi, A.L. Choudhari, V.P. Shiralkar
Format: Article
Language:English
Published: SAGE Publishing 1998-03-01
Series:Adsorption Science & Technology
Online Access:https://doi.org/10.1177/026361749801600207
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author M.W. Kasture
P.N. Joshi
H.S. Sorti
V.V. Joshi
A.L. Choudhari
V.P. Shiralkar
author_facet M.W. Kasture
P.N. Joshi
H.S. Sorti
V.V. Joshi
A.L. Choudhari
V.P. Shiralkar
author_sort M.W. Kasture
collection DOAJ
description A sample collected from the Aurangabad District, Maharashtra, India was characterized by XRD, IR, TG and DTA methods, and by chemical analysis, as a calcium-rich clinoptilolite. Two different methods involving exchange with KOH or NH 4 Cl led to the formation of K-clinoptilolite (K-Clino) and H/NH 4 -clinoptilolite (H/NH 4 -Clino). Water sorption studies were carried out on the parent clinoptilolite (P-Clino), K-Clino and H/NH 4 -Clino at five different temperatures in the range 303–423 K. Different adsorption models were applied to the data obtained from such sorption studies. Thermodynamic parameters such as the chemical potential were also computed from the sorption data and their significance is discussed.
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spelling doaj.art-a161f7e108cb4ce888a4d92e68fae4402025-01-03T00:10:26ZengSAGE PublishingAdsorption Science & Technology0263-61742048-40381998-03-011610.1177/026361749801600207Sorption Properties of the Natural, K and Partially Deammoniated (H/NH) Forms of ClinoptiloliteM.W. Kasture0P.N. Joshi1H.S. Sorti2V.V. Joshi3A.L. Choudhari4V.P. Shiralkar5 Department of Physics. Science College. Nanded-431 602. India. Catalysis Division. National Chemical Laboratory, Pune-411 008, India. Catalysis Division. National Chemical Laboratory, Pune-411 008, India. Department of Physics. Science College. Nanded-431 602. India. School of Physical Sciences, Swami Ramanand Teerth Marathwada University, Nanded-43160S, India. Catalysis Division. National Chemical Laboratory, Pune-411 008, India.A sample collected from the Aurangabad District, Maharashtra, India was characterized by XRD, IR, TG and DTA methods, and by chemical analysis, as a calcium-rich clinoptilolite. Two different methods involving exchange with KOH or NH 4 Cl led to the formation of K-clinoptilolite (K-Clino) and H/NH 4 -clinoptilolite (H/NH 4 -Clino). Water sorption studies were carried out on the parent clinoptilolite (P-Clino), K-Clino and H/NH 4 -Clino at five different temperatures in the range 303–423 K. Different adsorption models were applied to the data obtained from such sorption studies. Thermodynamic parameters such as the chemical potential were also computed from the sorption data and their significance is discussed.https://doi.org/10.1177/026361749801600207
spellingShingle M.W. Kasture
P.N. Joshi
H.S. Sorti
V.V. Joshi
A.L. Choudhari
V.P. Shiralkar
Sorption Properties of the Natural, K and Partially Deammoniated (H/NH) Forms of Clinoptilolite
Adsorption Science & Technology
title Sorption Properties of the Natural, K and Partially Deammoniated (H/NH) Forms of Clinoptilolite
title_full Sorption Properties of the Natural, K and Partially Deammoniated (H/NH) Forms of Clinoptilolite
title_fullStr Sorption Properties of the Natural, K and Partially Deammoniated (H/NH) Forms of Clinoptilolite
title_full_unstemmed Sorption Properties of the Natural, K and Partially Deammoniated (H/NH) Forms of Clinoptilolite
title_short Sorption Properties of the Natural, K and Partially Deammoniated (H/NH) Forms of Clinoptilolite
title_sort sorption properties of the natural k and partially deammoniated h nh forms of clinoptilolite
url https://doi.org/10.1177/026361749801600207
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