Molekula
Pentapotassium triphosphate
Pentapotassium triphosphate is a water-soluble inorganic salt used as a sequestrant, pH buffer, and emulsifier in detergents, food, and industrial applications. It has a CAS number of 13845-36-8, molecular formula K5P3O10, and a molecular weight of 448.41 g/mol. Stored at ambient temperatures, it carries a warning signal word due to potential irritant properties. Molekula supplies Pentapotassium triphosphate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Pentapotassium triphosphate is a water-soluble inorganic salt used as a sequestrant, pH buffer, and emulsifier in detergents, food, and industrial applications. It has a CAS number of 13845-36-8, molecular formula K5P3O10, and a molecular weight of 448.41 g/mol. Stored at ambient temperatures, it carries a warning signal word due to potential irritant properties. Molekula supplies Pentapotassium triphosphate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | White to light yellow powder |
| pH | 9.2 - 10.1 |
| Assay | ⩾ 95.0% |
| Water insoluble matter | ≤ 1.0% |
| Phosphorus pentoxide | ≥ 46.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 24 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| CAS Number | 13845-36-8 |
| Molecular Formula | K5P3O10 |
| Molecular Weight | 448.41 |
| SMILES | [K].O=P(O)(O)OP(=O)(O)OP(=O)(O)O |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 28353910 |
| Tariff Code | 2835390000 |
Safety & GHS
-
Explosive
GHS01
Hazard statements
- H319 Causes serious eye irritation
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P337+313 If eye irritation persists get medical advice/attention
For research and industrial use only
Documents
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.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is pentapotassium triphosphate used for?
It is used as a water softener and sequestrant in detergents and cleaning products, and as a food additive to stabilize pH and enhance texture.
What is the chemical formula and molecular weight?
The formula is K5P3O10 and the molecular weight is 448.41 g/mol.
How should pentapotassium triphosphate be stored?
It should be stored at ambient temperature, protected from moisture and heat.
What grade is available?
Available in technical grade; please contact us for specific purity or food-grade options.
Can Molekula supply it in bulk?
Yes, we can supply pentapotassium triphosphate in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.