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

Catalogue Number	ADP-015
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	1346599-76-5
Mol. Formula	C28H28O4
Molecular Wt	428.52 g/mol
IUPAC	6-[3-(3-Hydroxytricyclo[3.3.1.13,7]dec-1-yl)-4-methoxyphenyl]naphthalene-2-carboxylic acid
Synonyms	2-Naphthalenecarboxylic acid,6-[3-(3-hydroxytricyclo[3.3.1.13,7]dec-1-yl)-4-methoxyphenyl];6-[3-(3-Hydroxyadamant-1-yl)-4-methoxyphenyl]-2-naphthoic acid
Long Term Storage Condition	2-8°C under nitrogen
Handling instruction	Sample COA

Test	Results
Appearance	Off-white to pale yellow 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