Item

Standard

Result

Characters

White granules or block

Conform

Assay

97.0-103.0%

100.0%

Appearance of solution

Comply with the standard

Conform

Acidity or alkalinity

Comply with the standard

Conform

Sulphates

≤0.03%

<0.01%

Aluminium

≤0.0001%

<0.00005%

Barium

Comply with the standard

Conform

Iron

≤0.001%

<0.0003%

Magnesiumand alkaline-earth metals

≤0.5%

≤0.2%

Heavy metal

≤0.002%

<0.001%

Conclusion

The above product complies with Pharmaceutical Grade