CERTIFICATE OF ANALYSIS

Product Name	N-ACETYL-L-CYSTEINE For Biochemistry	CAS Number	616-91-1
Molecular Formula	C 5 H 9 NO 3 S	Catalogue No.	AL0076
Molecular Weight	163.19	Batch Number
Manufacturing Date	December-2020	Expire Date	November-2025

TYPE OF TEST	STANDARD	OBSERVED
Description Assay Phosphorus (P) Insoluble matter Residue on Ingnition Solubility (10mg/ml in water) pH (100g/L in water at 20°C) Melting point	A white crystalline powder Min. 99.0% ?0.002% ?0.002% ?0.5% Clear & colorless 1.5 – 2.5 108 – 110°C	A white crystalline powder 99.52% 0.001% <0.1% 0.39% Clear & colorless 2.1 109°C

Result: The above product complies with LR grade

Tested By
Hitesh Kunjathur

Analysed By
Preeti Rane