PRODUCT NAME: Hydroxy dalfampridine Impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	DLF-003
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	52334-53-9
Mol. Formula	C₅H₆N₂O
Molecular Wt	110.11
IUPAC	3-Hydroxy-4-aminopyridine
Synonyms	4-Aminopyridin-3-ol,4-Amino-3-Hydroxypyridine
Long Term Storage Condition	Keep in dark place, inert atmosphere, 4°C, protect from light
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	Water, Methanol, Ethanol, DMSO, DMF
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