Complaint
| Characteristics | Unit | Standard Request | Test Method |
| Appearance | White crystalline powder | White crystalline powder | BP2011 |
| Assay | %(w/w) | 99.5-101.0 | BP2011 |
| Clarity and color of solution | 10% ware solution clarity | BP2011 | |
| Sulphate | ppm | 30 Max | BP2011 |
| Oxalate | ppm | 50 Max | BP2011 |
| Readily Carbureted Substance | Less than standard | BP2011 | |
| Pyrogen | Less than standard | BP2011 | |
| Moisture | %(w/w) | 11.0 -13.0 | BP2011 |
| Heavy Metal as Pb | ppm | 1 Max | BP2011 |
| Arsenic (As) | ppm | 0.5 Max | BP2011 |
| Iron | ppm | 1Max | BP2011 |
| Chloride (as CL) | ppm | 10Max | BP2011 |
| Lead | ppm | 0.5 | BP2011 |
| Al | ppm | 0.2 Max | BP2011 |
| Mercury | ppm | 0.1 Max | BP2011 |
| Bacterial Endotoxin | IU/mg | 0.5 Max | BP2011 |
| Lead | ppm | 0.5 Max | BP2011 |
