PRODUCT NAME: Rosuvastatin EP Impurity K
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	ROS-020
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	1422954-12-8
Mol. Formula	C22H26FN3O5S
Molecular Wt	463.5
Synonyms	(2,5S,6E)-7-[4-(4-Fluorophenyl)-2-(N-methylmethanesulfonamido)-6-(propan-2- yl)pyrimidin-5-yl]-5-hydroxyhepta-2,6-dienoic acid
Long Term Storage Condition	2-8°C Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	White Hygroscopic Solid
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	ACN:Water (25:75)
Purity	97.06 % by HPLC
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