PRODUCT NAME: Methylprednisolone EP Impurity A
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	MLP-005
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	91523-05-6
Mol. Formula	C22H28O5
Molecular Wt	372.5 g/mol
IUPAC	17,21-Dihydroxy-6a-methylpregna-1,4-diene-3,11,20-trione (as per EP) ; (17,21-Dihydroxy-6a-methylpregna-1,4-diene-3,11,20-trione) (as per USP)
Synonyms	Methylprednisolone USP Related Compound A
Long Term Storage Condition	2°C to 8°C
Handling instruction	Sample COA

Test	Results
Appearance	White To Off-White
Water content by KF/TGA	Sample COA
% Potency = [100 - (Water content by KF)] X HPLC Purity)] / 100	Sample COA
Identification by HNMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Solubility	Dioxane (Slightly, Sonicated), DMSO (Slightly)
Purity	NLT 97%
Analysis Date (Release Date)	Sample COA
Attachments	Sample COA
Other Information	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption