PRODUCT NAME: Olmesartan Impurity 4
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	OLM-010
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	1443544-27-1
Mol. Formula	C₅H₄Cl₂O₃
Molecular Wt	182.99
Synonyms	4,5-Bis(chloromethyl)-1,3-dioxol-2-one
Long Term Storage Condition	Hygroscopic, -20°C Freezer, Under inert atmosphere
Handling instruction	Sample COA

Test	Results
Appearance	White to Pale Yellow 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), Ethyl Acetate (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