Determination of 4-methylimidazole in caramel color by capillary isotachophoresis.
A method for the determination or 4-methylimidazole in caramel color, based on cationic separation of the sample by capillary isotachophoresis, is described. No pretreatment of the sample is necessary and the detection limit was found to be 5 ppm.
Kvasnicka
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Department of Chemistry and Technology of Saccharides, Faculty of Biochemical Technology, Institute of Chemical Technology, Prague, Czechoslovakia.
D002182:Candy; D002241:Carbohydrates; D004586:Electrophoresis / Q000379:methods*; D005505:Food Coloring Agents / Q000032:analysis*; D007093:Imidazoles / Q000032:analysis*; D009930:Organic Chemicals
D002241:Carbohydrates; D005505:Food Coloring Agents; D007093:Imidazoles; D009930:Organic Chemicals; C569050:caramel coloring; C023439:4-methylimidazole