PRODUCT NAME: Montelukast KSM-I Keto impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	MON-001
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	184764-13-4
Mol. Formula	C₂₈H₂₄ClNO₂
Molecular Wt	441.95
Synonyms	[S-(E)]-1-[2-[3-[3-[2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-hydroxypropyl]phenyl]ethanone;
Long Term Storage Condition	Refrigerator
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), Methanol (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