Dihydrogen Hexachloroiridate (IV)
Table 2 - Physical-chemical parameters of Dihydrogen Hexachloroiridate (IV) crystal
| Parameter | Value |
| 1 Mass fraction of iridium, %, not less than | 35.0 |
| 2 Mass fraction of purities, %, not more than: | |
| silver | 0.005 |
| gold | 0.005 |
| palladium | 0.005 |
| platinum | 0.01 |
| rhodium | 0.01 |
| calcium | 0.01 |
| iron | 0.01 |
| sodium | 0.01 |
| lead | 0.005 |
| nickel | 0.005 |
| copper | 0.005 |
| aluminium | 0.005 |
| magnesium | 0.005 |
| manganese | 0.005 |