| CAS Number | 10124-56-8 |
| EINECS | 233-343-1 |
| Appearance | White solid powder |
| Crystalline hydrate | Water-free |
| Alternative Name | Granham salt |
| PH | 6~7 |
| Shelf Life | Two years |
High Efficiency Polyoptimum Sodium Hexametaphosphate is available in both industrial grade (68%) and grade (68%) formulations.
| Molecular Formula | (NaPO3)6 |
| Molecular Weight | 611.77 g/mol |
| Parameter | Standard Value |
|---|---|
| Total phosphate (P2O5) ≥ | 68% |
| Inactive phosphate (P2O5) ≤ | 7.5% |
| Water insoluble ≤ | 0.04% |
| Iron ≤ | 0.03% |
| pH Value | 5.8-7.3 |
| Solubility | Must be qualified |
| Average degree of polymerization | 10-16 |
| Appearance | White powder or granules |
| Solubility | Soluble in water, insoluble in organic solvents |
| pH of Aqueous Solution (1%) | 6.0-7.5 |
| Melting Point | Approximately 616°C (decomposes) |
| Density | Approximately 2.484 g/cm³ |
| Hygroscopicity | Strong, easily absorbs moisture |
| Chelation | Forms stable complexes with metal ions |
Each batch undergoes strict testing to ensure compliance with international standards including ISO, HACCP, and REACH.
We accept T/T and L/C at sight as payment terms.
Yes, we specialize in timely deliveries while maintaining top product quality.
Yes, we provide free samples with the customer responsible for express fees.
We offer competitive pricing that can be negotiated based on order volume and requirements.
Yes, we welcome visits to our facility in Weifang, China, with airport pickup/dropoff service.
Our professional after-sales team promptly addresses any quality concerns.