PRODUCT NAME: Amphotericin B EP Impurity B
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	APT-003
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	136135-57-4
Mol. Formula	C48H75NO17
Molecular Wt	938.1 g/mol
IUPAC	(1R,3S,5R,6R,9R,11R,15S,16R,17R,18S,19E,21E,23E,25E,27E,29E,31E,33R,35S,36R,37S)-33-[(2R,3S,4S,5S,6R)-4-amino-3,5-dihydroxy-6-methyloxan-2-yl]oxy-3,5,
Synonyms	Amphotericin Impurity B (EP/BP); 13-O-Methyl-amphotericin B; amphotericin X1
Long Term Storage Condition	-20°C or lower
Handling instruction	Sample COA

Test	Results
Appearance	yellow to orange-brown, amorphous powder
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
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