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| Signal Word | Danger |
| UN Number | 2031 |
| UN Packing Group | II |
| UN Class | 8 |
| UN Sub Risk | 5.1 |
Safety Data Sheets (SDS) are available for all of our products and can be downloaded below.
| Assay | 68.00-70.00% |
| Colour | <=10.0HU |
| Non-volatiles | <=5ppm |
| Arsenic | <=0.01ppm |
| Chloride | <=0.5ppm |
| Iron | <=0.2ppm |
| Sulphate | <=1.0ppm |


