Molekula
Sodium trimetaphosphate
Sodium trimetaphosphate is a water-soluble inorganic phosphate used as a sequestrant, dispersant, and pH buffer in detergents, food processing, and industrial cleaning applications. It appears as a white crystalline powder with a molecular formula of Na3O9P3, a molecular weight of 305.89 g/mol, and is stable at ambient storage conditions. CAS number: 7785-84-4. Signal word: None. Molekula supplies Sodium trimetaphosphate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Sodium trimetaphosphate is a water-soluble inorganic phosphate used as a sequestrant, dispersant, and pH buffer in detergents, food processing, and industrial cleaning applications. It appears as a white crystalline powder with a molecular formula of Na3O9P3, a molecular weight of 305.89 g/mol, and is stable at ambient storage conditions. CAS number: 7785-84-4. Signal word: None. Molekula supplies Sodium trimetaphosphate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Pricing & pack sizes
Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| Grade | Food grade |
| pH | 6.0 - 9.0 |
| Fluoride (F) | ≤ 0.001% |
| Assay | ≥ 98.5% |
| Insoluble Substance | ≤ 0.1% |
| Lead (Pb) | ≤ 0.001% |
| Arsenic (As) | ≤ 0.0003% |
| Phosphorus pentoxide | ≥ 68.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 48 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 89992549 |
| CAS Number | 7785-84-4 |
| Molecular Formula | Na3O9P3 |
| Molecular Weight | 305.89 |
| SMILES | [O-]P1(=O)OP(=O)(OP(=O)(O1)[O-])[O-].[Na+].[Na+].[Na+] |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2835.39.50.00 |
| Tariff Code | 2835390000 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
For research and industrial use only
Documents
Safety Data Sheets (SDS)
Available in PT, IT, FR, ES, DE, EN.
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PT - (89992549) SODIUM TRIMETAPHOSPHATE [7785-84-4].pdf
SDS · PT · 184 KB
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IT - (89992549) SODIUM TRIMETAPHOSPHATE [7785-84-4].pdf
SDS · IT · 180 KB
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FR - (89992549) SODIUM TRIMETAPHOSPHATE [7785-84-4].pdf
SDS · FR · 184 KB
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ES - (89992549) SODIUM TRIMETAPHOSPHATE [7785-84-4].pdf
SDS · ES · 184 KB
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DE - (89992549) SODIUM TRIMETAPHOSPHATE [7785-84-4].pdf
SDS · DE · 184 KB
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EN - (89992549) SODIUM TRIMETAPHOSPHATE [7785-84-4].pdf
SDS · EN · 181 KB
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is sodium trimetaphosphate used for?
It is primarily used as a water softener and sequestrant in detergents and industrial cleaning formulations.
What is the chemical formula and molecular weight of sodium trimetaphosphate?
The formula is Na3O9P3 with a molecular weight of 305.89 g/mol.
How should sodium trimetaphosphate be stored?
It should be stored at ambient temperature, protected from moisture and contamination.
What grade of sodium trimetaphosphate does Molekula supply?
Molekula supplies technical grade sodium trimetaphosphate.
Can Molekula supply sodium trimetaphosphate in bulk?
Yes, Molekula can supply sodium trimetaphosphate in bulk quantities upon request.
What documentation comes with a purchase of sodium trimetaphosphate?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) with the shipment.
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