PRODUCT NAME: Adapalene Impurity 4
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	ADP-026
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	NA
Mol. Formula	C28H26O5
Molecular Wt	442.5 g/mol
IUPAC	6-(3-(Adamantan-1-yl)-4-methoxyphenyl)-1,4-dioxo-1,4-dihydronaphthalene-2-carboxylic acid
Synonyms	6-(3-(Adamantan-1-yl)-4-methoxyphenyl)-1,4-dioxo-1,4-dihydronaphthalene-2-carboxylic acid
Long Term Storage Condition	-20°C (desiccated)
Handling instruction	Sample COA

Test	Results
Appearance	Bright 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