SPDS Aloe Vera Method Book

OFFICIAL DOCUMENT

Date Issued: Supersedes:

Page:

2 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

Figure 1. Safety precautions within the stray field 1.1.4

The cryogens (liquid nitrogen and liquid helium) need to be refilled regularly to maintain the magnetizm on the superconducting magnet. Proper personal protective equipments (thermal gloves, safety gloves, lab coat, and any other necessary equipments) are required when handling the cryogens. 1.1.5 The cryogens (liquid nitrogen and liquid helium) need to be refilled regularly to maintain the magnetizm on the superconducting magnet. Proper personal protective equipments (thermal gloves, safety gloves, lab coat, and any other necessary equipments) are required when handling the cryogens.

1.2

Standards and Reagents 1.2.1

Nicotinamide Analytical Standard, Supelco, or equivalent D-Glucose (Dextrose), USP Reference Standard, or equivalent

1.2.2 1.2.3 1.2.4

Malic Acid, USP Reference Standard, or equivalent

DSS (Sodium 2,2-dimethyl-2-silapentane-5-sulfonate), Cambridge Isotope Laboratories, Inc., or equivalent

1.2.5

Deuterium Oxide, Acros organics, 99.8% atom % D or equivalent

1.3

Equipment and materials

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