PRODUCT NAME: Desbutyl Bupivacaine Nitroso Impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	NIO-630
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number
Mol. Formula	C14H19N3O2
Molecular Wt	261.3
Long Term Storage Condition	Keep container tightly closed in a dry and well-ventilated place	Handling instruction	Sample COA
Chemical Name	Desbutyl Bupivacaine Nitroso Impurity
Synonyms	N-(2,6-Dimethylphenyl)-1-nitrosopiperidine-2-carboxamide

Test	Results
Appearance	Off White 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	ACN:H2O (1:1)
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