Keshavite
 
 
 
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Our product, Keshavite, consists of a specific variety of Zeolite which is called “Clinoptilolite”. This product is a crystalline hydrated alumino-silicate containing approximately 80%- 90% Clinoptilolite, and the rest comprises volcanic glass, clay minerals, quartz and feldspar. It does not contain organic mineral materials. It is sold under the registered name of Keshavite® for agricultural uses.

Chemical Composition and physical properties :

All commercial applications of natural zeolites, and our Keshavite bear one or more of several physical or chemical properties including:
1- Ion exchange capacity
2- Absorption and related molecular sieve properties
3- Dehydrotion and Rehydration
4- Siliceous composition
5- Selectivity in Cation exchange: Cs>Rb>K>NH4>Ba>Sr>Na>Ca>Fe>Al>Mg>Li

Generally talking, crystalline Keshavite® is unique absorbent material under normal conditions, the large central cavities and entry channels of Keshavite® is filled with water molecules forming hydration spheres around the exchangeable cations. If the water is removed, usually by heating to 350 °c or 400 °c for a few hours or overnight, molecules are excluded, giving rise to the well-known “ molecular sieving ” , the property of most zeolites.


Ion Exchange Capacity (IEC) : 170-200 meq/100gr.

Average Chemical composition : ± 5%
SiO2 65 % MnO 0.04 %
Al2O3 12.02 % TiO2 0.03 %
K2O 3 % P2O5 0.01 %
Na2O 1.8 % SO3 n.d.
MgO 0.1 % Cl n.d.
CaO 2.3 % L.O.I 12 %
Fe203 1.5 %    
 
     
 
 
   
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