Exemestane

COA:

TEST ITEMS	SPECIFICATION	RESULTS
Description	: White Crystalline Powder	White Powder
Identification	: Positive	Positive
Assay(by HPLC)	: 98.0~102.0%	98.64%
Absorbance(E1cm)	: 465~495	482.5
Melting Point	: 191~195°C	193.5~195.0°C
Loss On Drying	: 0.5%max	0.19%
Specific Rotation	: +288°~ +298°	+290.2°
Residue On Ignition	: 0.1%max	0.03%
Related Substances	: Total:1.5%max	<1.3%
	Single:0.5%max	<0.4%
Residue Solvents	: 0.2%max	0.10%
Heavy Metals	: 20PPm max	<10PPm
Conclusion	The specification conform with enterprise standard.