PRODUCT NAME: Dapsone EP Impurity E
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	DPS-006
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	7146-68-1
Mol. Formula	C12H10ClNO2S
Molecular Wt	267.7 g/mol
IUPAC	4-(4-Chlorobenzene-1-sulfonyl)aniline
Synonyms	4-Amino-4'-Chlorodiphenyl Sulphone; 4-((4-Chlorophenyl)sulfonyl)aniline; 4-(4-Chlorophenylsulfonyl)aniline
Long Term Storage Condition	Cool, dry, and well-ventilated place
Handling instruction	Sample COA

Test	Results
Appearance	white to off-white or light tan crystalline 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