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Bortezomib

CAS

179324-69-7

Molecular Formula

C19H25BN4O4

Molecular Weight

384.24

Batch No.

NB070103

Packing

100mg

Inspection Basis

Company standard

The  items  and  results  of  Inspection

[Appearance]

White or off-white crystalline powder

[Identification by NMR]

Conform     

The Nuclear Magnetic Resonance spectrum  of the sample should be the same as that of reference material

[Loss on drying]

0.1%

(≤0.5%)

[Burned ash]

0.08%

(≤0.1%)

[Heavy Metals]

     <20ppm

(≤20ppm)

[Assay] (HPLC)

 

99.0%

 

(≥98.5% )

 

Conclusion

Analyse according to  Company  standard , Conform

The director of the quality office

Zhang li

                 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

For research only

 

 

 

 

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Last modified: 05/19/16