Dihydrogen Hexachloroplatinate (IV) Acid
Physical–chemical parameters of Dihydrogen Hexachloroplatinate (IV) Acid shall meet the requirements specified in Table 1.
Table 1.
| Parameter | Value | |
| Type I | Type II | |
| 1 Mass fraction of platinum*, % | 10,0-34,0 | 10,0-34,0 |
| 2 Mass fraction of impurities in relation to platinum, not more than, %: | ||
| aluminium | ** | 0.003 |
| bismuth | ** | 0.003 |
| iron | 0.02 | 0.005 |
| gold | 0.005 | 0.005 |
| iridium | *** | 0.006 |
| potassium | - | 0.02 |
| calcium | 0.08 | 0.005 |
| magnesium | ** | 0.003 |
| manganese | ** | 0.003 |
| copper | 0.002 | 0.002 |
| molybdenum | ** | 0.003 |
| sodium | - | 0.02 |
| nickel | ** | 0.003 |
| tin | ** | 0.003 |
| palladium | *** | 0.006 |
| rhodium | *** | 0.006 |
| ruthenium | 0.005 | 0.005 |
| lead | 0.004 | 0.004 |
| silver | 0.005 | 0.005 |
| antimony | ** | 0.003 |
| titanium | 0.015 | 0.015 |
| chromium | ** | 0.003 |
| zinc | ** | 0.003 |
| Concentration of free hydrochloric acid in relation to platinum, %, no more than | - | 1 |
| * The mass fraction of platinum in Dihydrogen Hexachloroplatinate (IV) Acid is specified by the customer in the order. | ||
** The total mass fraction of aluminum, bismuth, magnesium, manganese, molybdenum, nickel, tin, antimony, chromium, zinc impurities is not more than 0.025%. | ||
| *** The total mass fraction of iridium, palladium, rhodium impurities is not more than 0.050% | ||
Note - additional requirements for the quality of Dihydrogen Hexachloroplatinate (IV) Acid can be established upon agreement between the consumer and the manufacturer.