SPDS Aloe Vera Method Book
OFFICIAL DOCUMENT
Date Issued: Supersedes:
Page:
6 of 15
Procedure Title: Identification and quantitation of Aloe Vera Using 1 H NMR
N/A
Effective Date:
TBD
SOP #:
Revision #:
00
Prepared By: Department: Applies To:
Isaac Lee Quality Herbalife QC Laboratories
DSS
Acetylated Glucomannan
Nicotinamide
Malic Acid
Glucose
Figure 2, Typical 1 H NMR Spectrum of Aloe Vera 5X
DSS
Nicotinamide
Acetylated Glucomannan
Malic Acid
Glucose
Figure 3, Typical 1 H NMR Spectrum of Purified Aloe Vera 100X
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