PRODUCT NAME: Allopurinol EP Impurity C
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	APN-005
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	1346604-13-4
Mol. Formula	C₆H₆N₆O
Molecular Wt	178.16
IUPAC	5-(1,2,4-triazol-4-yl)-1H-pyrazole-4-carboxamide
Synonyms	3-(4H-1,2,4-Triazol-4-yl)-1H-pyrazole-4-carboxamide; USP Allopurinol Related Impurity C; Allopurinol EP Impurity C ; Allopurinol USP Related Compound C
Long Term Storage Condition	Store At 2-8°C
Handling instruction	Sample COA

Test	Results
Appearance	Off White 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	Aqueous Base (Slightly, Heated), DMSO (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