Items
Specifications
Results
Appearance
White or almost white crystalline powder
Conforms
Identification
Infrared absorption spectrum corresponds to that of the reference standard
Appearance of solution
The solution is clear and not more than intensely coloured than reference solution BY3
Loss on drying
≤0.5%
0.27%
Sulphated ash
≤0.1%
0.07%
Heavy metals
≤0.002%
Related substances
Unspecified impurities ≤0.2%
0.14%
Total impurities ≤0.5%
0.40%
Assay (on dried basis)
98.5% - 101.5%
99.2%
Residual solvent
Acetone ≤5000ppm
Not detected
Organic volatile impurity
Methylene chloride ≤500ppm
Conclusion
The product conforms to the Enterprise Standard.
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