CERTIFICATE OF ANALYSIS

Product Name	ALUMINIUM AMMONIUM SULPHATE DODECAHYDRATE AR/ACS	CAS Number	7784-26-1
Molecular Formula	NH O 4 Al(SO 4 ) 2 .12H 2	Catalogue No.	AL0192
Molecular Weight	453.32	Batch Number
Manufacturing Date	December-2020	Expire Date	November-2025

TYPE OF TEST	STANDARD	OBSERVED
Description Assay Insoluble matter Reaction Chloride (Cl) Nitrate (NO3) Phosphate (PO4) Silicate (SiO3) Arsenic (As) Copper (Cu) Iron (Fe) Lead (as Pb) Potassium (K) Sodium (Na)	White crystalline powder (Min.) 99.5% <0.005% Not less than pH= 3.0 <0.002% <0.001% <0.0025% <0.002% <0.00005% <0.0005% <0.0005% <0.0005% <0.05% <0.005%	White crystalline powder 99.91% 0.0021% pH= 3.04 0.0005% <0.001% 0.002% 0.0014% <0.00005% 0.00038% <0.0005% 0.0003% <0.05% 0.004%

Result: The above product complies with AR grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane