CERTIFICATE OF ANALYSIS

Product Name	PIPES BUFFER	CAS Number	5625-37-6
Molecular Formula	C 8 H 18 N 2 O 6 S 2	Catalogue No.	AL3588
Molecular Weight	302.36	Batch Number
Manufacturing Date	December-2020	Expire Date	November-2025

TYPE OF TEST	STANDARD	OBSERVED
Description Assay UV absorption at 250 nm (0.5 M in 1.0 M NaOH) Chloride (Cl) Sulphate (SO4) Heavy metals (as Pb) Sodium (Na) Loss on drying (105°C)	White powder Min 99.0% Max 0.05% Max 0.025% Max 0.005% Max 0.0005% Max 0.1% Max 1.0%	White powder 99.54% 0.04% 0.02% 0.004% 0.0004% <0.1% 0.8%

Result: The above product complies with LR grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane