Proteins Test

Biuret Test

Aim- To test if a sample of food contains protein.

Equipment- Test tube, Sodium Hydroxide (NaOH), Copper sulfate (CuSO), Food sample. 

Method- 1. place about 2ml of sample into a test tube and add 5 drops of sodium hydroxide.  2. add 5 drops of copper sulfate. 3. shake test tube gently from side to side.

Results-
(photos coming soon)

Conclusion- the eggs turned into a galaxy purple for everyone else (My groups changed to blue, yellow and purple.) the milk first went blue and then went lavendar purple then went a darker purple.