PRODUCT NAME: Lercanidipine EP Impurity A
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	LEC-005
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	74936-72-4
Mol. Formula	C₁₆H₁₆N₂O₆
Molecular Wt	332.31
IUPAC	5-methoxycarbonyl-2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3-carboxylic acid
Synonyms	rac-1,4-Dihydro-5-(methoxycarbonyl)-2,6-dimethyl-4-(3-nitrophenyl)-3-pyridinecarboxylic Acid;1,4-Dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylic Acid 3-Methyl Ester
Long Term Storage Condition	Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	Pale Yellow to Light Yellow Solid
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	DMSO (Sparingly), Methanol (Slightly, Heated)
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