PRODUCT NAME: Phenylbutazone EP Impurity D
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	PBT-001
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	103-33-3
Alternate CAS Number	856628-95-0 (HCl salt)
Mol. Formula	C12H10N2
Molecular Wt	182.23 g/mol
Synonyms	1,2-diphenyldiazene; Azobenzene;
Long Term Storage Condition	2°C to 8°C
Handling instruction	Sample COA

Test	Results
Appearance	Light yellow to Yellow to Orange powder to crystal
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 Ether, Alcohol, Benzene
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