PRODUCT NAME: Isolosartan Impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	LOS-003
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	114799-13-2
Alternate CAS Number	860644-28-6 (Potassium Salt)
Mol. Formula	C22H23ClN6O
Molecular Wt	422.91
Synonyms	Losartan 5-Chloro Isomer ; 2-Butyl-5-chloro-1-[p-(o-1H-tetrazol-5-ylphenyl)benzyl]imidazole-4-methanol ; [2-butyl-5-chloro-1-[[2′-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-1H-imidazol-4-yl]methanol
Long Term Storage Condition	Long term Storage at 2-8°C
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	DMSO (Slightly), Methanol (Slightly, Sonicated), Water (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