We can provide this product with purity 99.5%.


Certificate of Analysis
ProductName: Osimertinib Mesylate
Cas: 1421373-66-1
Batch No.: 20170816
MFG Date: Aug.16.2017
Analysis Date: Aug.16.2017


Inspect Item
Quantity Standard
Inspection Result
Appearance
Off-white or yellow powder
Yellow powder
H-NMR identification
Matches with the standards
Conforms
Crystal form
B
Conforms
Particle size
≤45um
9.41um
Ignition residue
≤0.2%
0.10%
Purity
99%Min
99.86%
Single impurity
≤0.1%
0.04%
Total impurity
≤0.5%
0.14%
Assay
98-102%
99.69%
Residue solvents
Acetone NMT 0.5%
0.41%
Water
1.0% Max
0.10%
Heavy metal
20ppm Max
1.12ppm
Conclusion
In accordance with enterprise standard url:http://www.tacon-china.net