Aluminium Oxide Grades

Our manufactured products are highly acclaimed in the pharmaceutical & herbal applications, This manufactured product is one of the highly acclaimed product which ensures not only a better yield but assures a batch-to-batch reproducible results for chromatographic separations. The Alumina Oxide grades are available in Neutral, Acidic & Basic grades with Brock-mann grade of I-II.

Technical Parameter
GRADE DESIGNATION Alumina BASIC Alumina NEUTRAL Alumina ACIDIC
pH (5% aqueous Soln.) 9.5+0.5 7.0+0.5 4.5+0.5
Specific surface [m2/g] 150+10% 150+10% 150+10%
Brockman activity I - II I - II I - II
Mean pore diameter A 60 60 60
Pore volume [ml/g] ~0.25 ~0.25 ~0.25
CI [mval/g] Nil 0.03 0.14
Fe2O3[%] 0.01 - 0.03 0.01 - 0.03 0.01 - 0.03
Na2O [%] 0.25 - 0.4 0.25 - 0.4 0.25 - 0.4
Bulk Density [g/l] ~920 ~920 ~920


Application :

  • Alkaloids - Isolation, from ergot-, opium-, rauwolfia-, and other alkaloids

  • Antibiotics - Isolation, purification

  • Essential Oils - Removal of terpenes

  • Plant Extraction - Isolation of active substances

  • Dehydration of Organics Solvents

  • Enzymes - Purification

  • Glycosides - Isolation of digitalis-, strophantus-, glycosides, etc

  • Removal of Peroxides - From organic solvents

  • Hormones - Isolation and purification of synthetic products, of ketosteroids from neutral materials etc

  • Purification of Organic Solvents - For analytical and technical purposes

  • Oils - Clarification of fatty oils, separation of fatty acids

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