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dipotassium tetrachloroplatinate Platinate(2-),tetrachloro-, potassium (1:2), (SP-4-1)- 99.5% dipotassium tetrachloroplatinate
Chemical Properties | Red/Brown, Tetragonal Crystals |
Uses | In photography, in acid toning baths. |
Safety Profile | Human poison by ingestion. Poison experimentally by intraperitoneal route. Corrosive to human skin by intradermal route. Mutation data reported. Human systemic effects: eosinophha, gastritis, renal function tests depressed. When heated to decomposition it emits toxic fumes of Cland K2O. Used as a catalyst for hydroformulations, photocatalysts, and dissociation of water. See also PLATINUM COMPOUNDS. |
Purification Methods | It forms crystals from aqueous 0.75M HCl (20mL/g) between 100o and 0o. Wash them with ice-cold water and dry. |
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