PRODUCT NAME: Vilanterol Nitroso Impurity 1
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	VIN-001
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	503068-36-8
Mol. Formula	C28H35Cl2NO6
Molecular Wt	552.5 g/mol
IUPAC	Levothyroxine(5R)-3-[6-[2-[(2,6-dichlorophenyl)methoxy]ethoxy]hexyl]-5-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-1,3-oxazolidin-2-one
Synonyms	2-Oxazolidinone, 3-[6-[2-[(2,6-dichlorophenyl)methoxy]ethoxy]hexyl]-5-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-, (5R)
Long Term Storage Condition	Store in dry, dark and ventilated place
Handling instruction	Sample COA

Test	Results
Appearance	Powder
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
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