6. Test for Sulfur Color of lead acetate solution: Color of original solution Color after lead Sample Color after NaOH acetate glutamic acid cysteine casein albumin
6. Test for Sulfur Color of lead acetate solution: Color of original solution Color after lead Sample Color after NaOH acetate glutamic acid cysteine casein albumin
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:6. Test for Sulfur
Color of lead acetate solution:
Color of original
Color after lead
Sample
Color after NaOH
solution
acetate
glutamic acid
cysteine
casein
albumin
7. Sakaguchi Test
Color of alpha-napthol solution:
Color of original
solution
Color after NaOH/
Color after
Sample
alpha-napthol
hypochlorite/urea
arginine
glutamic acid
casein
albumin
C. Coaqulation of Proteins
Observation
fresh egg albumin
egg albumin after heating
egg albumin + nitric acid
egg albumin + ethyl alcohol
D. Precipitation by Heavy Metals
Observation
fresh egg albumin
egg albumin + lead acetate
egg albumin + mercury (1I) chloride
egg albumin + silver nitrate
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