CERTIFICATE OF ANALYSIS

Product Name	CUPRIC OXIDE POWDER AR/ACS	CAS Number	1317-38-0
Molecular Formula	CuO	Catalogue No.	AL1516
Molecular Weight	79.55	Batch Number
Manufacturing Date	December-2020	Expire Date	November-2025

TYPE OF TEST	STANDARD	OBSERVED
Description Assay Substance insoluble in HNO Free alkali Chloride (Cl) Total sulphur (as SO4) Total nitrogen (N) Lead (Pb) Iron (Fe) Substance not precipitated by H2S (asSO4)	Black colored fine powder (Min) 99% <0.02% Passes test <0.005% <0.01% <0.002% <0.05% <0.05% <0.2%	Black colored fine powder 99.74% <0.02% Passes test 0.004% <0.01% 0.001% <0.05% <0.05% <0.2%

Result: The above product complies with AR grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane