Use the following chromatogram and table as your data. Given that the mobile phase conditions of the experiment use a 70% acetonitrile:30% methanol mixture and the stationary phase is a C-18 column, what is the classification of the chromatography? planar reverse normal partition RetentionAreaIdentityTime (min)7.8673214697Vitamin A8.4931568719.41014035419.7106434620.803884315Vitamin E21.6403674522.10063054 VWD: Signal A 284 nmRetention Time40-4020-– 2010152025303540MinutesVWD: SignalA, 284 nmValts:7.867E8.40318:218.| 20.8038花。

Given the mobile phase conditions of the experiment which use a 70% acetonitrile:30% methanol…

Answered: Given that the mobile phase conditions…

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.

Given that the mobile phase conditions of the experiment use a 70% acetonitrile:30% methanol mixture and the stationary phase is a C-18 column, what is the classification of the chromatography?

		planar
		reverse
		normal
		partition

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

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。

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