PRODUCT NAME: Levofloxacin EP Impurity C
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	LEF-009
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	117678-38-3
Mol. Formula	C18H20FN3O5
Molecular Wt	377.38
IUPAC	(2S)-7-fluoro-2-methyl-6-(4-methyl-4-oxidopiperazin-4-ium-1-yl)-10-oxo-4-oxa-1-azatricyclo[7.3.1.05,13]trideca-5(13),6,8,11-tetraene-11-carboxylic aci
Synonyms	(-)-(S)-9-Fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid N-oxide
Long Term Storage Condition	store at 2-8°C
Handling instruction	Sample COA

Test	Results
Appearance	Off White 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	ethanol, DMSO, dimethyl formamide (DMF)
Purity	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