PRODUCT NAME: Desmopressin EP impurity C
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	DOS-005
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	NA
Mol. Formula	C50H71N13O13S2
Molecular Wt	1126.3
IUPAC	Butyl ((4R,7S,10S,13S,16S)-7-(2-amino-2-oxoethyl)-10-(3-amino-3-oxopropyl)-13-benzyl-16-(4-hydroxybenzyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,1
Synonyms	[Gly9OnBu] desmopressin
Long Term Storage Condition	dark place under an inert atmosphere
Handling instruction	Sample COA

Test	Results
Appearance	white to off-white powder
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