Tetrasodium pyrophosphate
Product Description
| Product | Tetrasodium pyrophosphate |
| CAS | 7722-88-5 |
| Formula | Na4 • (PO3OPO3) |
| Synonym | TSPP, Diphosphoric acid tetrasodium salt, Sodium Pyrophosphate, Diphosphoric acid, sodium salt (1:4), Tetrasodium pyrophosphate |
Typical Product Specifications
| Sensoric | White crystalline granular. |
| Molecular Weight (theoretical) | 265.91 |
| Dropping Point | N/A |
| Melting Point | 985 °C |
| Specific Gravity (20°C) | N/A |
| Vapor Pressure | N/A |
| Vapor Density | N/A |
| Solubility test (10 grams in 80 gram Ipopropyl Alcohol) | (in Water ) : 6g/a00g solution @25 °C |
| pH | (1% Solution ) : 10.2 |
| Odor | Odorless |
| P2O5 | 52.5% |
| Na2O | 47% |
| Content of orthophosphates | < 0.4% |
| Water Insolubles, wt% | < 0.1% |
| Bulk Density | 550 - 700g/l |
| Chemical Structure |  |
| Notes | Tetrasodium pyrophosphate is an industrial chemical that is used as an emulsifier, a buffering agent, a thickening agent, and an additive in certain foods. Use: ANTICAKING, BUFFERING, CHELATING, ORAL CARE |
| Class | Inorganic Chemicals: Nitrates, Phosphates, Oxides & more, Industrial Chemicals |
| Industry | Industrial |
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