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SORPTION - DESORPTION ISOTHERMS OF DYES FROM AQUEOUS ...

INTRODUCTION Wastewaters from dying and finishing operations in the textile industry are generally high in both color and organic content. Color removal from

The Characterisation of Pharmaceutical Materials by Dynamic ...

Dynamic Vapour Sorption Application Note 10101 Last Updated 24/11/06 1 ©Surface Measurement Systems Ltd Introduction The water vapour or moisture sorption properties of pharmaceutical materials such as excipients, drug formulations and packaging films are recognised ...

Nonequilibrium Sorption Effects on Transport of Fenuron and

R=l+AA%? AC8 AS = Si - S,, AC= Ci= C,, This effective retardation factor for nonlinear sorption is also equal to the value of R calculated by eq 2. The concentration dependence of R influences the shape of solute concentration curves versus distance (9) and time (10) because of variations in the ...

Heavy MetalInteractions with Phosphatic Clay: Sorption and ...

Heavy MetalInteractions with Phosphatic Clay: Sorption and Desorption Behavior S. P. Singh, L. Q. Ma,*and W. G. Harris ABSTRACT bilityofthese metals in soil strongly depends on the extent of their sorption with solid phases.

Dependence of pesticide degradation on sorption ...

Journal of Contaminant Hydrology 43200045-62 www.elsevier.comrlocaterjconhyd Dependence of pesticide degradation on sorption: nonequilibrium model and application to soil reactors Lei Gu o a, William A. Jury a, ), RobertJ.

Fe2+ sorption onto nontronite (NAu-2)

Fe 2+ sorption onto nontronite (NAu-2) DebP. Jaisi a,b, *, Chongxuan Liu c, Hailiang Dong a, Ruth E. Blake b, Jeremy B. Fein d a Department of Geology, Miami University, Oxford, OH 45056, USA b Department of Geology and Geophysics, Yale University, P.O. Box 208109, New Haven, CT 06520, USA c ...

Moisture Sorption Analysis of Pharmaceuticals

Moisture Sorption Analysis of Pharmaceuticals Robert L. Hassel, Ph.D. TA Instruments, 109 Lukens Drive, New Castle, DE 19720, USA ABSTRACT This paper describes the design features of the Q5000 SA, a new analyzer designed for evaluating moisture adsorption / desorption behavior of materials, and ...

Sorption Isotherms of Mango ( Mangifera Indica L. ) Pulp ...

Abstract — The equilibrium moisture contents of mango pulp freeze- dried was determined using the gravimetric - static method at 288.15, 298.15 y 308.15 K for water activity (a w) ranging from 0.11 to 0.89.

Sorption of Trichloroethylene (TCE) and Other Halogenated ...

Proceedings of the 1998 Conference on Hazardous Waste Research 319 SORPTION OF TRICHLOROETHYLENE (TCE) AND OTHER HALOGENATED ALIPHATICS ON PLANT MATERIALS

Sorption characteristics of paper produced from sepiolite

J.Serb.Chem.Soc. 66 (6)385-396(2001) UDC 549.623.63:541.183 JSCS-2866 Original scientific paper Sorption characteristics of paper produced from sepiolite MIROSLAVADOJ^INOVI] *, MILANMITROVI] *, MILJENKOMARTI] *, VERA VU^ELI] *and DU[ANVU^ELI]* + * Institute of General and Physical Chemistry ...