PRODUCT NAME: 5-O-Desmethyl Omeprazole
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	OMP-010
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	151602-49-2
Mol. Formula	C₁₆H₁₇N₃O₃S
Molecular Wt	331.39
IUPAC	2-[(4-methoxy-3,5-dimethylpyridin-2-yl)methylsulfinyl]-3H-benzimidazol-5-ol
Synonyms	2-[[(4-Methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazol-5-ol
Long Term Storage Condition	2-8°C Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	Pale Yellow to Beige Solid
Water content by KF/TGA	Sample COA
% Potency = [100 - (Water content by KF)] X HPLC Purity)] / 100	Sample COA
Identification by HNMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Solubility	DMSO (Slightly, Heated)
Purity	98 % by
Analysis Date (Release Date)	Sample COA
Attachments	Sample COA
Other Information	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption