คำศัพท์เฉพาะทางเคมีart 4: Biuret Test In this part, you will test solutions of egg albumin, glycine, and proline. Put 2 mL of each solution to be tested in its own test tube. Add 3 mL of 10% NaoH to each tube and mix well. mber, if you are using a stirring rod rinse it and wipe it off between solutions so that you don't contaminate the each tube and mix well. Record your observations. Part 5: Denaturation Tests Put 3 mL of egg albumin solution in a test tube and place the test tube in a boiling water bath. Observe the appearance of the solution before and after heating. Put 3 mL of egg albumin solution in a test tube and add 7 mL of 95 ethanol. Mix well and record your observations. Put 3 mL of egg albumin solution in a test tube and add 5-8 drops of 0.2 Fecls solution. Mix well and record your observations. Put 3 mL of egg albumin solution in a test tube and add 5-8 drops of o.2 M Hg2cl2 solution. Mix well and record your observations.