Industrial Grade 96% Sodium Tripolyphosphate for Water Treatment
| CAS | 7758-29-4 |
| EINECS | 231-838-7 |
| Appearance | White particles or powder |
| Crystalline hydrate | Water-free |
| Alternative Name | Sodium Triphosphate |
| Shelf Life | Two years |
| Available Ports | Qingdao Port, Tianjin Port, Shanghai Port, Lianyungang Port, Fujian Port, Guangzhou Port |
| Melting Point | 622℃ |
| Solubility | Soluble in water, its aqueous solution is alkaline |
Molecular formula: Na5P3O10
Molecular weight: 367.86
Industrial grade: CAS 7758-29-4
Standard: GB/T 9983-2004
| Analysis Item | Standard Value |
|---|---|
| Main content: sodium tripolyphosphate ≥ | 96.0% |
| Phosphorus pentoxide P2O5≤ | 57.0% |
| Water insoluble≤ | 0.10% |
| Iron ≤ | 0.007% |
| Ph Value (1%) | 9.2-10.0 |
| Whiteness ≥ | 90 |
Chemical Formula: Na₅P₃O₁₀
Molecular Weight: 367.86 g/mol
Appearance: White crystalline or powdery solid
Form: Typically exists as an anhydrous compound (Na₅P₃O₁₀) or a hexahydrate (Na₅P₃O₁₀*6H₂O)
Water Solubility: Highly soluble in water (14 g/100 mL at 20°C, 30 g/100 mL at 60°C)
Other Solvent: Insoluble in organic solvents (e.g., ethanol)
Aqueous Solution pH: 9.5-10.5 (1% solution)
Decomposition Temperature: 622°C (into sodium pyrophosphate and sodium metaphosphate)
Hydrate Stability: Hexahydrate tends to effloresce in dry air
Hygroscopicity: Strong; easily absorbs moisture from the air
Chelating Ability: Forms stable soluble complexes with metal ions (calcium, magnesium, iron)
- Softens water quality and enhances detergent decontamination ability
- Chelates calcium and magnesium ions to prevent scale formation
- Disperses dirt and prevents reattachment to surfaces
- Maintains alkaline environment for improved cleaning
- additive (E451) for quality improvement
- Water retaining agent for meat and sea products
- Texture improver for dairy products and processed meats
- Preservative to extend shelf life
- Prevents scale formation in boiler and cooling water systems
- Improves heat exchange efficiency
- Reduces corrosion in pipes and equipment
- Dispersant for ceramic paste preparation
- Improves slurry flow and uniformity
- Enhances strength and surface finish of products
- Printing and dyeing process auxiliary agent
- Improves dye dispersion and uniformity
- Enhances dyeing effect and color fastness
- Drilling fluids and oilfield chemicals
- Adjusts drilling fluid viscosity
- Prevents scaling and reduces corrosion
- Metal treatment: cleaning and rust prevention
- Paper industry: filler and coating dispersant
- Coatings industry: improves stability and fluidity
- Potential for water eutrophication
- Being replaced by non-phosphorus alternatives (zeolite, polycarboxylate) in some applications
- High quality raw materials: Strict selection meeting environmental standards
- Advanced production technology: International equipment with automated processes
- Diverse product lines: Wide range of industrial chemicals with customization options
- Strict quality control: ISO9001 certified with continuous improvement
- Environmental protection: Focus on eco-friendly products meeting safety standards
- Market recognition: Strong brand reputation with customer-focused service
- R&D innovation: Dedicated team developing competitive new products
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Our professional after-sales team promptly addresses all quality concerns.
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