(1):Na4P2O7
(2):Assay: 96.5% min
(3):food grade /tech grade.
(4):White powder
(5):Prompt delivery
| Tetra Sodium Pyrophosphate(TSPP) |
| | Uses:Applied in industries of detergents as detergent auxiliary, paper production to bleach and electroplating; In food industry it is used as&nbs |
| | Byname: Tetra Sodium pyrophosphateMolecular formula: Na4P2O7Molecular Weight: 265.9Standard executed: HG/T2968-1999(Technical Grade) GB8848-88(Food Grade)CAS Number: 7722-88-5Properties:White powder; Soluble in water but insoluble in ethanol; Relative density 2.45g/cm3 and melting point 890 ; Deliquescent in the open air. Its aqueous solution shows weak alkalinity and is stable at 70 but will be hydrolyzed into di-sodium phosphate when boiled .Uses:Applied in industries of detergents as detergent auxiliary, paper production to bleach and electroplating; In food industry it is used as buffering agent, emulsifier, nutrition ingredients and quality improver.Packing and storage:In double layer bags of 25Kg net. It must be stored in places well ventilated and dry.Guaranteed Technical Specifications: | NO | Specifications | Industrial Grade | Food Grade | | 1 | Assay (as Na4P2O7 )%≥ | 96.5 | 96.5 | | 2 | P2O5 %≥ | 51.5 | 51.5 | | 3 | Ortho Phosphates | pass | pass | | 4 | PH #118alue | 9.9-10.7 | 9.9-10.7 | | 5 | Water Insoluble matter % ≤ | 0.2 | 0.2 | | 6 | Size (through 60mesh sieve) | 90 | 90 | | 7 | Fluoride (as F) ≤ | | 0.005 | | 8 | Heavy Metals (as Pb) % ≤ | | 0.001 | | 9 | Arsenic (As)% ≤ | | 0.0003 | | 10 | L.O.I. % ≤ | | 0.5 |
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Tetra Sodium Pyrophosphate(TSPP)
