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

Catalogue Number	ROS-008
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	N/A
Alternate CAS Number	1422954-12-8
Mol. Formula	C22H25FN3O5S . 1/2 Ca
Molecular Wt	482.55
Synonyms	(2E,5S,6E)-7-[4-(4-Fluorophenyl)-6-(1-methylethyl)-2-[methyl(methylsulfonyl)amino]-5-pyrimidinyl]-5-hydroxy-hept-2,6-dienoic acid calcium salt
Long Term Storage Condition	keep it in Cool and dark place
Handling instruction	Sample COA

Test	Results
Appearance	Off Yellow Solid
Identification by 13C NMR	Sample COA
Identification by HNMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Solubility	Soluble in DMSO, Methanol
Purity	NLT 98%
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