PRODUCT NAME: Lansoprazole Thioxo impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	LAS-001
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	1246819-06-6
Mol. Formula	C₁₄H₉N₃OS
Molecular Wt	267.31
Synonyms	1-Methyl-12-thioxopyrido[1,2,3,4]imidazole-[1,2-a]benzimidazole-2(12H)-one
Long Term Storage Condition	Amber Vial, -20°C Freezer, Under inert atmosphere
Handling instruction	Sample COA

Test	Results
Appearance	Orange to Dark Orange 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	Chloroform (Slightly)
Purity	NLT 98%
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