PRODUCT NAME: Losartan Impurity I
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	LOS-006
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	1006062-28-7
Mol. Formula	C₄₁H₃₇ClN₆O
Molecular Wt	665.23
Synonyms	5-[4'-[[2-Butyl-4-chloro-5-[(triphenylmethoxy)methyl]-1H-imidazol-1-yl]methyl][1,1'-biphenyl]-2-yl]-2H-tetrazole; Losartan Impurity D; O-Trityl Losartan; Losartan EP Impurity I
Long Term Storage Condition	Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	Off-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, DMSO, Methanol (Sparingly)
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