PRODUCT NAME: Omeprazole Sulphide Impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	OMP-006
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	73590-85-9
Mol. Formula	C₁₇H₁₉N₃O₂S
Molecular Wt	329.42
Long Term Storage Condition	-20°C Freezer	Handling instruction	Sample COA
Chemical Name	Omeprazole Sulphide Impurity
Synonyms	6-Methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]thio]-1H-benzimidazole; 2-[[(3,5-Dimethyl-4-methoxy-2-pyridyl)methyl]thio]-5-methoxybenzimidazole; Pyrmetazole; Ufiprazole; Esomeprazol EP Impurity C(Omeprazole EP Impurity C)

Test	Results
Appearance	White to Off-White Solid
Identification by 1H NMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Purity	NLT 98%
Wt. Loss by TGA	Sample COA
% Potency	Sample COA
Solubility	DMSO (Slightly), Methanol (Slightly)
QC Release Date	Sample COA
Attachments	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption