Introduce chromatographic separation to your class and show them how dyes of different colours separate on the basis of their size and shape.
This Edvotek experiment contains materials for dye separation which include dye sample, elution buffer and plastic disposables. Columns may be rinsed and reused.
For 10 student groups.
Time required: Packing column 20 minutes, column separation 40 minutes.
Kit includes: instructions, sample mixture, chromatography columns, dry matrix, elution buffer, transfer pipets, microtest tubes.
All you need: 50 or 100 ml beakers, 25 ml beaker or test tube, ring stands with clamps, distilled water.