What is the %composition of the Vitamin A peak in the sample?

Principles of Instrumental Analysis
7th Edition
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Chapter34: Particle Size Determination
Section: Chapter Questions
Problem 34.6QAP
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use the following chromatogram and table as your data.



 

 



 

What is the %composition of the Vitamin A peak in the sample?

   

78.43%

 

   

 77.73%

   

7.867%

 

   

72.74%

 

VWD: Signal A 284 nm
Retention Time
40-
40
20-
– 20
10
15
20
25
30
35
40
Minutes
VWD: Signal
A, 284 nm
Valts
:7.867
E8.403
18:218.
| 20.803
8花。
Transcribed Image Text:VWD: Signal A 284 nm Retention Time 40- 40 20- – 20 10 15 20 25 30 35 40 Minutes VWD: Signal A, 284 nm Valts :7.867 E8.403 18:218. | 20.803 8花。
Retention
Area
Identity
Time (min)
7.867
3214697
Vitamin A
8.493
15687
19.410
140354
19.710
64346
20.803
884315
Vitamin E
21.640
36745
22.100
63054
Transcribed Image Text:Retention Area Identity Time (min) 7.867 3214697 Vitamin A 8.493 15687 19.410 140354 19.710 64346 20.803 884315 Vitamin E 21.640 36745 22.100 63054
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