PRODUCT NAME: Amlodipine Impurity 54
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	AML-088
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	40405-90-1
Mol. Formula	C28H20N2O8
Molecular Wt	512.5 g/mol
IUPAC	Bis(2-(1,3-dioxoisoindolin-2-yl)ethyl) phthalate
Synonyms	1,2-Benzenedicarboxylic acid, 1,2-bis[2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)ethyl] ester; 1,2-Bis[2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)ethyl] 1,2-benzenedicarboxylate
Long Term Storage Condition	Cool, dry, and well-ventilated place
Handling instruction	Sample COA

Test	Results
Appearance	white to off-white 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