PRODUCT NAME: Acetazolamide EP Impurity G
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	ACZ-008
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	2349-67-9
Mol. Formula	C2H3N3S2
Molecular Wt	133.1 g/mol
IUPAC	5-Amino-1,3,4-thiadiazole-2-thiol
Synonyms	2-Amino-1,3,4-thiadiazol-5-thiol; 2-Amino-1,3,4-thiadiazole-5-mercaptan; 2-Amino-1,3,4-thiadiazole-5-thiol; 2-Amino-5-mercapto-1,3,4-thiadiazole; 2-Amino-Δ2-1,3,4-thiadiazoline-5-thione;2-Mercapto-5-amino-1,3,4-thiadiazole; 2-Thiol-5-amino-1,3,4-thiadiazole; 5-Amino-1,3,4-thiadiazole-2(3H)-thione; 5-Amino-1,3,4-thiadiazole-2-thiol; 5-Amino-1,3,4-thiadiazole-2-thione; 5-Amino-1,3,4-thiadiazoline-2-thione; 5-Amino-1,3,4-thidiaz;
Long Term Storage Condition	2-8°C Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	yellow to light brown crystalline 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