Sadan's test for lipids

• What equipment is needed for the Sudan III test?

  Sudan III dye, test substance (food sample), test tube.
• What is the first step of the Sudan III test?

  Add a few drops of Sudan III dye to the test substance.
• What is the second step of the Sudan III test?

  Gently mix the solution.
• What is the third step of the Sudan III test?

  Red staining indicates the presence of lipids.
• Mnemonic: “Sudan Sinks to Red Lipid’s Bed”


  Sudan - Clear to red - Lipids