Acid Test For Starch And Glycogen

1153 Words Oct 1st, 2015 5 Pages
Solution
#9 Clear, colorless solution. P; Purple
Protein
Solution (+control)
#10 Clear, yellow-orange solution. N
Beer
#11 Clear, colorless solution. N
Distilled
Water(-control)
#12 Clear, colorless solution. P; Purple
Unknown
*Table #2 shows the results of biuret test on the given 12 samples, in which 2 are indicated positive: sample #9, the positive control of this section, and sample #12, the unknown.

Table #3 Iodine Test for Starch and Glycogen in the Given Samples
Samples Observation of Samples Result
#1 Clear, colorless solution. N
1% Glucose
Solution
#2 Clear, colorless solution. N
0.3% Glucose
-1-phosphate
#3 Clear, colorless solution. N
1% Maltose
Solution
#4 Clear, slightly yellow solution. N
Honey
Solution
#5 Clear, colorless solution. N
1% Sucrose
Solution
#6 Clear, colorless solution. N
1% Lactose
Solution
#7 Clear, colorless…
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