PRODUCT NAME: Atorvastatin Calcium Working Standard
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	ATV-008
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	344423-98-9
Alternate CAS Number	Free Form: 134523-00-5; Ca Salt: 134523-03-8
Mol. Formula	2(C₃₃H₃₄FN₂O₅) • ( Ca) • 3(H ₂O)
Molecular Wt	2557.63
Synonyms	Atorvastatin Hemicalcium Sesquihydrate; Atorvastatin Hemicalcium Trihydrate;
Long Term Storage Condition	Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	White to Off-White 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	DMSO (Slightly), methanol (Slightly)
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