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Carolina ChemKits®: Food Dye Chromatography

(in stock)


Use separation science to identify dyes in common drink mixes

  • Run and analyze paper chromatograms of FD&C food dyes
  • Calculate retardation factors
  • Identify the food dyes in common drink mixes

Students gain practice with separation technique with this comprehensive, easy-to-use kit. First, students analyze 3 FD&C food dyes using paper chromatography and calculate their retardation factors. Then, they analyze the chromatograms of 3 drink mixes. Students will identify the FD&C dyes present in the drink mixes using retardation factors and visual inspection. This activity requires approximately 50 minutes to complete. Kit materials are sufficient for a class of 10 groups of students and include digital resources.


What’s Included:
  • 1 Red FD&C Food Dye, 30 mL
  • 1 Blue FD&C Food Dye, 30 mL
  • 1 Yellow FD&C Food Dye, 15 mL
  • 1 Grape Drink Mix
  • 1 Orange Drink Mix
  • 1 Strawberry Drink Mix
  • 12 Chromatography Paper
  • 1 Capillary Tube Vial
  • 10 Plastic Cups
  • 10 Plastic Lids
  • 1 Sodium Chloride, 20 g
  • 1 Container, 1,200 mL (or larger)
  • 1 Carolina Science Online® Resources (1-year subscription)
  • 1 Teacher's Manual with Reproducible Student Guide
Needed But Not Included:
  • 10 Scissors
  • 10 Pencils
  • 3 Beakers or Small Cups, 50 mL
  • 1 Cylinder, 100 mL
  •  Distilled or Deionized Water
  •  Labeling Tape
  •  Clear Tape
Return Policy:

This product is backed by our 100% Satisfaction Guarantee. If for any reason you are not satisfied with any item, you may return it for a replacement, a refund, or credit. Read more about our Return and Exchange Policy  »


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