CERTIFICATE OF ANALYSIS

Product Name	DI-BORON TRIOXIDE ANHYDROUS Extra Pure	CAS Number	1303-86-2
Molecular Formula	B 2 O 3	Catalogue No.	AL0792
Molecular Weight	69.62	Batch Number
Manufacturing Date	December-2020	Expire Date	November-2025

TYPE OF TEST	STANDARD	OBSERVED
Description Assay Non-esterifiable impurities Chloride(Cl) Calcium(Ca) Heavy metals(as Pb) Iron(Fe) Magnesium(Mg) Potassium(K) Sodium (Na)	White Crystals Min. 98% <0.05% <0.05% <0.002% <0.002% <0.0005% <0.0005% <0.003% <0.003%	White Crystals 98.21% 0.04% 0.04% <0.002% 0.0008% 0.0004% <0.0005% 0.001% <0.003%

Result: The above product complies with EP grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane