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CAS NO | 7722-88-5 |
Price | 130.00/kilogram |
Packaging Type | Drum |
Packaging Weight | 25 Kilogram/Drum |
Packaging Unit | Kilogram |
Molecular Formula | Na4P2O7 |
Product Name | Tetra sodium pyro phosphate |
Product Cas Number | 7722-88-5 |
Product Alias Name | 1. sodium tetra pyro phosphate, 2. Tetrasodium diphosphate, |
Product Iupac Number | Tetrasodium diphosphate |
Product Molecular Formula | Na4p2o7 |
Product Atomic Group | Inorganic chemicals |
Product Application | Food industry |
Chemical formula | Na4O7P2 |
Molar mass | 265.90 g·mol−1 |
Appearance | Colorless or white crystals[2] |
Odor | odorless |
Density | 2.534 g/cm3 |
Melting point | 988 °C (1,810 °F; 1,261 K) (anhydrous) 79.5 °C (decahydrate) |
Boiling point | decomposes |
Solubility in water | 2.61 g/100 mL (0 °C) 6.7 g/100 mL (25 °C) 42.2 g/100 mL (100 °C) |
Solubility | insoluble in ammonia, alcohol |
Refractive index (nD) | 1.425 |