Sodium hexametaphoshpat Cas 10124-56-8
Product Description
Product Name: Sodium hexametaphoshpat
Synonyms: Natriummetaphosphat
CAS No. 10124-56-8
M.F.: H7NaO18P6
M.W.: 503.87
EINECS: 233-343-1
Specifications
| Item | Specification |
| Appearance | White Powder |
| Assay | ≥98.0% |
| Density | 2.181 |
| Melting Point | 616℃ |
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Sodium hexametaphosphate (SHMP) is a synthetic salt made from sodium and polyphosphate. It's a versatile chemical workhorse, primarily used as a sequestrant (it binds to minerals), emulsifier (it helps mix oils and water), and texturizer. You'll most commonly find it in food products, detergents, and water treatment facilities.
Its food additive code in Europe is E452i.
The Chemical Breakdown (What It Actually Is)
Despite its name, "hexametaphosphate" is a bit of a misnomer. It's not a single molecule with six phosphate units ((NaPO₃)₆), which was the initial belief when it was discovered. Instead, commercial SHMP is a mixture of polymeric metaphosphate molecules of varying lengths, with the average chain length often being around 10-20 phosphate units.
In simple terms, it's a glass-like polymer (a white powder) made up of long chains of phosphate and sodium atoms. This structure is what gives it its useful properties.
Key Functions and Uses
SHMP's usefulness comes from its ability to perform several key jobs:
1. Sequestration (Chelation):
This is its most important function. SHMP tightly binds to metal ions, particularly calcium (Ca²⁺) and magnesium (Mg²⁺). This is crucial because:
In Water: These ions make water "hard." By binding them, SHMP softens water, allowing soaps and detergents to lather and clean more effectively.
In Food: It binds to metal ions that can cause discoloration, spoilage, or off-flavors. For example, it prevents metal ions from reacting with other compounds in canned seafood to prevent discoloration.
2. Dispersion:
It helps break down clumps and keep solid particles suspended in a liquid, preventing them from settling or forming scale. This keeps powders like detergent mixes free-flowing and prevents cloudiness in beverages.
3. Emulsification:
It helps stabilize mixtures of oil and water that would otherwise separate, which is vital in many processed foods.
4. Protein Modification:
In meat processing, it can help extract proteins to the surface, improving water retention, tenderness, and juiciness in products like sausages and hams.
Where You'll Find It
1. Food Industry (as Additive E452i)
Canned Meats & Seafood: Prevents the formation of harmless but unappealing crystals (struvite) and maintains color and texture.
Processed Meats: Improves juiciness and binding in products like chicken nuggets, sausages, and ham.
Dairy Products: Prevents gelation in evaporated milk and acts as an emulsifier in processed cheeses and cheese spreads.
Beverages: Used as a clarifying agent to prevent cloudiness in drinks like beer and bottled water.
Toothpaste: Acts as a tartar control agent by sequestering calcium to prevent its deposition on teeth.
2. Industrial & Cleaning Applications
Detergents and Cleaners: The largest use of SHMP. It is a powerful water softener in laundry and dishwashing detergents.
Water Treatment: Used to "condition" water by preventing scale formation in pipes and boilers.
Ceramics & Drilling: Used as a dispersing agent in clay slurries for ceramics and in drilling muds for oil fields.
Safety and Regulation
Sodium hexametaphosphate is Generally Recognized As Safe (GRAS) by the U.S. Food and Drug Administration (FDA) when used in accordance with good manufacturing practices.
However, as with many additives, there are considerations:
High Doses: Consuming very large amounts can cause stomach upset or act as a laxative.
Phosphate Intake: Individuals with kidney disease or those who need to monitor their phosphate intake (e.g., for bone health) should be mindful of foods containing phosphates like SHMP, as high phosphate levels in the blood can be a concern.
Environmental Impact: Phosphates in detergents can contribute to eutrophication (the over-enrichment of water with nutrients, leading to algal blooms) in freshwater ecosystems. This is why many regions have banned or restricted phosphate-containing household detergents.
Summary
| Aspect | Description |
|---|
| What it is | A synthetic, glassy sodium polyphosphate salt. |
| Primary Function | A sequestrant that binds to metal ions like calcium and magnesium. |
| Common Uses | Water softener in detergents, texture modifier in processed foods, anti-scale agent in water treatment. |
| Food Additive Code | E452i |
| Safety | Considered safe for consumption in regulated amounts but restricted in detergents in many areas due to environmental concerns. |
In essence, sodium hexametaphosphate is a highly useful industrial and food additive that works behind the scenes to improve the performance, appearance, and stability of a wide range of products we use every day.
Packing & Shipping
FAQ
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4. Is there a discount?
Different quantity has different discount.
5.What's your MOQ?
Different products have different MOQ, such as:
1).Peptide products, the MOQ is 1 gram level
2).Liquid products, the MOQ is usually 50-100ML
3).API, the MOQ is 1KG
4).Intermediate products and conventional product, the MOQ is 1KG; custom-tailored products, the MOQ depends on the production process.
5).Food additives and vitamin, the MOQ is usually one package: such as Vitamin C is 25KG / drum, Vitamin E oil or Vitamin A oil is 5KG/bag;Vitamin E powder or Vitamin A powder is 20KG / cartons.
6).Agrochemical , the MOQ is 1KG, except preparations.
6.How do we take the quality complaint ?
First of all, our quality control will reduce the quality issue to near zero. If there is a quality problem caused by us, we will send you free goods for replacement or compensate your loss.
Company Information
Company profile
Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed additives, Fine chemicals in distributing the products of our own company and affiliated enterprises, are the members of Hubei E-commerce Chamber.
Our company has professional persons who major in chemical R&D and sicentific management, supply fine chemical products with high quality and close service, also supply custom-tailored products according to our clients’ requirement.
We have a positive and self-motivated management work team with a common philosophy, caring and commitment through teamwork, our team strive to achieve success in delighting our clients and ourselves.
Since Wuhan Fortuna Chemical Co., Ltd founded, we continuously innovate our products and improve our service, sales network. Hence, we initiate the first sale mode on net in China, which is the retail trade of small package bring along wholesale of diversified management modes. Our products are exported widely to South Korea, Vietnam, Australia, Europe and South America, highly recommended by our clients.
We insist on the management creed “Market is our compass, Quality is our life, Credit is our soul”. Clients’ trust is our forward powder, their satisfaction is our struggling goal.
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