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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