This paper describes a new method for coating of high performance PLOT columns with alumina by means of liquid phase deposition other than dynamic or static coating techniques.The selectivity,reproducibility and separation power of the column in light hydrocarbon analyses were examined and compared with other brands of alumina PLOT columns. It is seen that baseline separation can be realized for all the 20 components.The peak shapes are quite narrow and symmetrical as well,the 4 isomers of butene can be di...
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