PRODUCT NAME: N-Nitroso Metformin Impurity 1
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	NIO-778
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	N/A
Mol. Formula	C3H8N6O
Molecular Wt	144.10 g/mol
IUPAC	1-[(Diaminomethylidene)amino]-N-methyl-N-nitrosomethanimidamide
Synonyms	1-carbamimidoyl-2-methyl-1-nitrosoguanidine
Long Term Storage Condition	2°C to 8°C
Handling instruction	Sample COA

Test	Results
Appearance	White to off-white or 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	Soluble In DMSO
Purity	NLT 97%
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