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| Property | Value |
|---|---|
| Vapor Pressure | 1 mmHg ( 745 °C) |
| Boiling point | 1,323 °C |
| Freezing point | 681 °C |
| Density | 3.12 g/cm3 |
| Property | Value |
|---|---|
| Assay | min. 99.5 % |
| Assay (calc. to the dried substance) | 99.0 - 100.5 % |
| Loss on drying (105°C) | max. 0.2 % |
| PH (5 %, 25 °C) | 42894 |
| Free alkali (as KOH) | max. 0.02 % |
| Arsenic (As) | max. 0.00001 % |
| Barium (Ba) | max. 0.002 % |
| Calcium (Ca) | max. 0.001 % |
| Iron (Fe) | max. 3 ppm |
| Magnesium (Mg) | max. 0.001 % |
| Sodium (Na) | max. 0.03 % |
| Heavy metals (as Pb) | max. 5 ppm |
| Bromide, chloride (as Cl) | max. 0.01 % |
| Iodate (JO3) | complying |
| Iodate (IO3) | max. 0.0002 % |
| Phosphate (PO4) | max. 0.001 % |
| Sulfate (SO4) | max. 10 ppm |
| Thiosulfate (S2O3) | max. 0.005 % |
| Total N | max. 0.001 % |
| Reducing impurities | complying |
| Appearance of the solution | complying |
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