CERTIFICATE OF ANALYSIS

Product Name	SODIUM SULPHITE ANHYDROUS Extra Pure	CAS Number	7757-83-7
Molecular Formula	Na 2 SO 3	Catalogue No.	AL4281
Molecular Weight	126.04	Batch Number
Manufacturing Date	December-2020	Expire Date	November-2025

TYPE OF TEST	STANDARD	OBSERVED
Description Assay Chloride (Cl) Thiosulphate (S2O3) Arsenic (As) Lead (Pb) Iron (Fe) Copper (Cu) Copper & Zinc (Cu & Zn) Selenium (Se) Zinc (Zn)	White crystalline powder (Min.) 95% <0.02% <0.05% <0.0002% <0.001% <0.001% <0.0005% <0.005% <0.00048% <0.0025%	White crystalline powder 95.71% <0.02% 0.03% <0.0002% <0.001% 0.0008% 0.0004% <0.005% .0003% 0.001%

Result: The above product complies with EP grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane