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Add Solution Protein Present Describe Biuret Test Sodium

The Biuret test for proteins involves adding sodium hydroxide and then copper(II) sulfate; a purple color indicates a positive result for protein, while the solution remains blue otherwise.

The Biuret test for proteins involves adding sodium hydroxide followed by copper(II) sulfate solution; a purple color indicates the presence of protein, while blue indicates its absence.

Front describe biuret test
Back Add sodium hydroxide
add copper(II) sulfate solution
if protein present then solution would turn purple if protein not present it would remain blue

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