PRODUCT NAME: N-Nitroso Amoxicillin Impurity K
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	NIO-432
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	NA
Mol. Formula	C32H39N7O12S2
Molecular Wt	777.8
Synonyms	(2R,4S)-2-((R)-1-((R)-2-amino-2-(4-hydroxyphenyl)acetamido)-2-(((R)-2-(((R)-carboxy((2R,4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)methyl)(nitroso)amino)-1-(4-hydroxyphenyl)-2-oxoethyl)amino)-2-oxoethyl)-5,5-dimethylthiazolidine-4-carboxylic acid
Long Term Storage Condition	Keep container tightly closed in a dry and well-ventilated place
Handling instruction	Sample COA

Test	Results
Appearance
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