PRODUCT NAME: Torasemide EP Impurity B
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	TRS-001
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	72811-73-5
Mol. Formula	C₁₂H₁₃N₃O₂S
Molecular Wt	263.32
IUPAC	4-(3-methylanilino)pyridine-3-sulfonamide
Synonyms	4-[(3-Methylphenyl)amino]-3-pyridinesulfonamide;4-(m-Tolylamino)pyridine-3-sulfonamide
Long Term Storage Condition	Keep in dark place, Inert atmosphere, Room temperature
Handling instruction	Sample COA

Test	Results
Appearance	White to Off-White 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