| Test |
Specification |
Actual value |
| Assay (dried substance) | 99.0-100.5 % | 99.9 % |
| Acidity or Alkalinity | passes test | passes test |
| Appearance of solution | passes test | passes test |
| Barium (Ba) | passes test | passes test |
| Bromides | max. 0.1 % | < 0.1 % |
| Heavy Metals (as Pb) | max. 10 ppm | < 10 ppm |
| Identification | passes test | passes test |
| Iodides | passes test | passes test |
| Iron (Fe) | max. 20 ppm | < 20 ppm |
| Loss on Drying at 105°C | max. 1.0 % | < 0.1 % |
| Magnesium and Alkaline-earth Metals (as Ca) | max. 200 ppm | < 200 ppm |
| Sulfates (as SO4) | max. 300 ppm | < 300 ppm |
| Additional Specification(s): | | |
| Calcium and Magnesium | passes test | passes test |
| Organic Volatile Impurities | passes test | passes test |
| Sodium (Na) | max. 0.1 % | < 0.1 % |
