Butafosfan

CERTIFICATE OF ANALYSIS Product Name:Butaphosphan Standard:USP30 Batch No.:20110722 Quantity: 50KG Manufacturing Date:Jul.22,2011 Expiry Date:Jul.21,2014 Item Standard Result 1.Characteristics white crystalline powder, slightly hygroscopic. Conforms 2. Solubility Sparingly soluble in water, freely soluble in methanol, ethanol(96%);slightly soluble in acetone; practically insoluble in ether. Conforms 3.Identify (A) IR-Spectrum (B) Reaction of sodium salt Conforms Positive 4 Partical size 80mesh 80mesh 5.Appearance of solution Clear Absorption of sodium salt≤0.05 Conforms 0.03 6.Related Substances Single impurity max 0.2% total impurity max 0.5% 0.12% 0.25% 7.Heavy metal Max 10ppm Conforms 8.Loss on drying Max 0.5% 0.35% 9.Assay 99.0-101.0% 99.31% 10.Conclusion: It complies with the requirements of the USP30