PRODUCT NAME: Mesalazine Impurity I
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	MES-013
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	3147-53-3
Mol. Formula	C13H10N2O3
Molecular Wt	242.23
Long Term Storage Condition	2-8°C Refrigerator	Handling instruction	Sample COA
IUPAC	2-hydroxy-5-phenyldiazenylbenzoic acid
Chemical Name	Mesalazine Impurity I
Synonyms	Mesalamine - Impurity I (EP/BP); 2-Hydroxy-5-(2-phenyldiazenyl)benzoic Acid; 2-Hydroxy-5-(phenylazo)benzoic Acid; 5-(Phenylazo)salicylic Acid;2-Hydroxy-5-(phenylazo)benzoic Acid

Test	Results
Appearance	Dark Yellow to Brown Solid
Identification by 1H NMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Purity	NLT 95 % By HPLC
Wt. Loss by TGA	Sample COA
% Potency	Sample COA
Solubility	Acetone (Slightly), Aqueous Base (Slightly), Methanol (Slightly)
QC Release Date	Sample COA
Attachments	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption