Q2 of 22 Page 82

Fill in the blanks with suitable words :

Biuret solution contains sodium hydroxide and ______.

Copper Sulphate


Biuret solution contains sodium hydroxide and coppr sulphate. This test is used to determing the presence of peptide bonds in a protein. The test shows the reaction between copper ions and peptide bonds. The expected results show a colour change (blue to violet), which means protein is present.


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