Sodium Trimetaphosphate - STMP
- Abbreviation: STMP
- CAS Number: 7785-84-4
- Chemical Formula: Na3P3O9
- Molecular Weight: 305.88 g/mol
Introduction:
Sodium Trimetaphosphate (STMP) is a cyclic phosphate compound widely utilized in food, industrial, and chemical applications. Its unique properties make it valuable as a sequestrant, stabilizer, and dispersant.
Specifications:
| Terms | Specifications |
| Purity | 98.0% Min |
| Assay (P₂O₅) | 67.0-70.0% Min |
| pH Value | 6.0-9.0 |
| Water Insoluble | 0.1% Max |
| Arsenic (As) | 0.0002% Max |
| Fluoride | 0.001% Max |
| Heavy Metals (as Pb) | 0.001% Max |
| Iron (Fe) | 0.01% Max |
|
Particle Size (Passing through 80 mesh) |
95% Min |
| Appearance | White powder |
Features:
- Effective sequestrant, reducing mineral interactions in food products
- Enhances moisture retention in meat and seafood
- Useful as a dispersing agent in various industrial applications
- Stable in high-temperature processes and maintains efficacy
Package:
25kg/bag
Storage:
Store in a cool and dry place.
Sodium Trimetaphosphate, abbreviated as STMP, has a wide range of applications. Here's an overview of its major applications in English:
Pharmaceutical Industry
- STMP serves as a pharmaceutical aid, often used as a crosslinking agent in the production of cross-linked amylase-resistant starch.
Industrial Uses
- STMP, with the chemical formula Na3[P3O9], is recognized as the most stable compound among its group of reagents.
- It functions as an effective water treatment chemical, aiding in the removal of hardness and controlling corrosion in water systems.
- In the textile industry, STMP is utilized for yarn sizing and as a flame retardant.
- It also finds application in the manufacture of detergents and cleaning products due to its ability to enhance cleaning performance and stability of the formulations.
Food Industry
- STMP is approved for use as an indirect additive in food contact substances by regulatory bodies such as the FDA.
- It can be used as a food preservative, stabilizer, and emulsifier, enhancing the quality and safety of food products.
Other Applications
- STMP is also used in the production of ceramics, glass, and other inorganic materials due to its unique chemical properties.
- It serves as a raw material in the synthesis of other phosphorus-containing compounds.
In summary, Sodium Trimetaphosphate (STMP) has diverse applications across various industries, including pharmaceuticals, textiles, detergents, food, and more. Its unique properties make it a valuable chemical in many manufacturing processes.
Frequently Asked Questions (FAQ)
Q：How can I get in touch with RICH Group?
A: You can always reach us by email info@shrichgroup.com or Telephone +86 21 69130116.
Q: Can I get free samples?
A: Yes, free sample is available for less than 1KG.
Q: What’s your payment terms?
A: T/T, L/C, D/P are acceptable, long time credit is also negotiable.
Q: What’s the shipping lead time?
A: For Non-DG goods, it’s normally 10-14 days; For DG, it’s 12-21 days depends on it requires commodity inspection before shipment or not.
Q: What’s your MOQ?
A: MOQ is 1mt and we can combine different chemicals into one container to ship together.
Q: Can you do customized package?
A: Yes, we can do customized package and labels.
