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

Catalogue Number	SLF-002
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	1391062-49-9
Mol. Formula	C29H22N8O7S2
Molecular Wt	658.7 g/mol
IUPAC	2-Hydroxy-3,5-bis[2-[4-(pyridin-2-ylsulfamoyl)phenyl]diazenyl]benzoic acid
Synonyms
Long Term Storage Condition	2°C to 8°C
Handling instruction	Sample COA

Test	Results
Appearance	White To Off-White
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	Soluble In Methanol , DMSO
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