PRODUCT: ETHISTERONE Batch No.: 051201 Batch quantity: 200kg Specification: BP98 standard MANUF.DATE: Dec 15 2005 EXPIRY DATE: Dec 15, 2008 C.A.S. number: 434-03-7 ITEM SPECIFICATION RESULTS Description A white or almost white crystalline powder white crystalline powder Identification A,B,C,D,E as per BP method positive Specific optical Rotation +29皛+33? +29.5? Absorbance as per BP method positive Loss on drying ≤0.5% 0.3% Relative substance total ≤2.0% 0.8% individual≤0.5% 0.3% Assay 98.0%~102.0% 99.2% (calculated on drying basis) CONCLUSION: THIS BATCH OF PRODUCT CONFORM TO BP98 STANDARD