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

Catalogue Number	BIS-009
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	864544-37-6
Mol. Formula	C18H29NO5
Molecular Wt	339.4
IUPAC	2-propan-2-yloxyethyl 4-[2-hydroxy-3-(propan-2-ylamino)propoxy]benzoate
Synonyms	2-(methylethoxy)ethyl 4-{2-hydroxy-3-[(methylethyl)amino]propoxy}benzoate
Long Term Storage Condition	2-8°C Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	Brown To 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	Chloroform (Slightly), Methanol (Slightly), Water (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