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

Catalogue Number	OND-004
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	1076198-52-1
Mol. Formula	C₃₇H₃₈N₆O₂
Molecular Wt	598.74
Long Term Storage Condition	-20°C Freezer	Handling instruction	Sample COA
Chemical Name	Ondansetron EP Impurity B
Synonyms	6,6'-Methylenebis[1,2,3,9-tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-4H-carbazol-4-one; Ondansetron EP Impurity B;

Test	Results
Appearance	White to Pale Beige Solid
Identification by 1H NMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Purity	NLT 98%
Wt. Loss by TGA	Sample COA
% Potency	Sample COA
Solubility	Chloroform (Slightly), DMSO (Very Slightly), Methanol (Slightly, Heated)
QC Release Date	Sample COA
Attachments	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption