[{"from": "human", "value": "Could you give me a brief overview of this molecule? [O-1][P][=Branch1][C][=O][Branch1][C][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1].[Na+1].[Na+1].[Na+1].[Na+1]"}, {"from": "gpt", "value": "The molecule appears as odorless, white powder or granules. mp: 995 \u00b0C. Density: 2.53 g/cm3. Solubility in water: 3.16 g/100 mL (cold water); 40.26 g/100 mL boiling water. Used as a wool de-fatting agent, in bleaching operations, as a food additive. The related substance tetrasodium pyrophosphate decahydrate (Na4P2O7*10H2O) occurs as colorless transparent crystals. Loses its water when heated to 93.8 \u00b0C."}]