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

Catalogue Number	CYB-005
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	26264-28-8
Mol. Formula	C63H87CoN13O15P
Molecular Wt	1356.4 g/mol
IUPAC	Coa-[a-(5,6-dimethylbenzimidazolyl)]-Coß-cyanocobamic a,b,c,d,g-pentaamide
Synonyms	Cyanocobalamin e-monocarboxylic acid, 50-carboxycyanocobalamin
Long Term Storage Condition	2°C to 8°C
Handling instruction	Sample COA

Test	Results
Appearance	Solid Dark Red
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	Aqueous Base (Slightly), Methanol (Slightly)
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