PRODUCT NAME: Bumetanide N-Nitroso Impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	NIO-039
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	2490432-02-3
Mol. Formula	C₁₇H₁₉N₃O₆S
Molecular Wt	393.41
Synonyms	3-(Butyl(nitroso)amino)-4-phenoxy-5-sulfamoylbenzoic Acid
Long Term Storage Condition	Keep container tightly closed in a dry and well-ventilated place
Handling instruction	Sample COA

Test	Results
Appearance	Pale Yellow to Light 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)
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