Chloroplatinic acid is also called hexachloroplatinic. It is an inorganic compound. It appears as a red solid.

| IUPAC name | tetrachloroplatinum; hydrate; dihydrochloride |
| Molecular formula | Cl6H4OPt |
| Molecular weight | 427.833 g/mol |
| Density | 1.05 g/mL at 25℃ |