prednisolone

Product name]: prednisolone
[Chemical name]: 11β,17,21-trihydroxypregna-l,4-dime-3,20-dione
[Product category]： corticosteroids
[CAS NO.] 50-24-8 
[molecular formula]:  C25H36O6
[molecular weight]: 402.4807
[Packing specification]: 1KG/tin， 5KG/tin 
[specification]: CP/EP/USP/BP
Product certificate: FDA COS
[Appearance]: white or almost white crystalline powder, odorless，tasted bitter, hygroscopic 
[Identification]: it should be positive 
[Melting point]:225℃~236℃
[specific rotation]: +96°~+103°
[absorptive index]: 400~430
[related substance]:≤3, ≤2.0%
[loss on drying]: ≤1.0%
[assay]: calculate the content of C21H28O5,97.0%~102.0%
[storage]: Store in airtight container, protected from light 

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