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