What is Sodium Hexametaphosphate CAS 10124-56-8
Sodium hexametaphosphate is an inorganic substance with molecular formula (NaPO3) 6.
Sodium Hexametaphosphate is a white powder crystal or a colorless transparent glass sheet or block solid. Soluble in water, insoluble in organic solvents.
Sodium Hexametaphosphate has strong hygroscopicity. When exposed to the air, it can gradually absorb water and form a mucilage.
Sodium Hexametaphosphate can form soluble complexes with calcium, magnesium, and other metal ions.
Sodium Hexametaphosphate is widely used in food and industrial fields.
Sodium Hexametaphosphate
Technical Parameter of Sodium Hexametaphosphate CAS 10124-56-8
| Items | Total phosphate as P2O5 | Inactive phosphate as P2O5 | Water insoluble | Fe | PH (1% solution) | Arsenic | Heavy metals( Pb) | Fluoride |
| Standard | 68.0% Min | 7.5% Max | 0.1% Max |
500ppm | 5.8-6.2 | 3ppm Max | 10 ppm Max |
0.0030% Max |
Product characteristics of Sodium Hexametaphosphate CAS 10124-56-8
Sodium hexametaphosphate is divided into food grade and industrial grade. Industrial grade sodium hexametaphosphate is widely used because of its good complexation and dispersion performance, such as in concrete, beneficiation stone, fiber industry, bleaching and dyeing industry, etc.
Precautions of Sodium Hexametaphosphate CAS 10124-56-8
1. Sodium Hexametaphosphate is non-toxic and harmless, biodegradable, but not edible.
2. If Sodium Hexametaphosphate gets into the eyes, it should be rinsed with plenty of water in time.
3. If you cause allergies to part of the human body, you should consult a doctor in time.
FAQs of Sodium Hexametaphosphate CAS 10124-56-8
Q: How is sodium hexametaphosphate used in food?
A: In food processing, sodium hexametaphosphate is mainly used as a quality improver. It can: Prevent caking: For example, adding SHMP to cheese powder or other dry food products prevents the product from caking and ensures its flowability. Improve taste and texture: by affecting the protein structure, SHMP can improve the sliceability and chewiness of meat, fish products, etc. Enhances color stability: For certain canned fruits and vegetables, it slows down color changes and maintains an attractive appearance. Retards oxidation: As an antioxidant adjuvant, it can help protect sensitive ingredients from the effects of oxygen, thereby extending the shelf life of products. According to the food safety regulations of each country, the amount of SHMP used is strictly limited to ensure that it will not cause negative impact on human health.
Q: What is the mechanism of action of sodium hexametaphosphate in water treatment?
A: In water treatment applications, sodium hexametaphosphate works in two main ways:Chelation: The phosphate group in SHMP molecule can combine with calcium, magnesium and other metal ions to form stable complexes, preventing these ions from participating in carbonate or other mineral precipitation reactions, and thus preventing scale formation. Dispersing effect: Even if a small amount of insoluble substances have been formed, SHMP can be adsorbed on its surface, changing the interaction force between particles, so that they are not easy to gather together to form large particles or deposits. This not only reduces the scaling phenomenon inside the equipment, but also improves the operation efficiency of the whole system.
Q: What safety precautions should be taken when using Sodium Hexametaphosphate?
A: Although Sodium Hexametaphosphate itself has low toxicity, there are still some safety precautions to be taken when using it: Avoid inhalation of dust: When handling the product in dry powder form, wear appropriate respiratory protective equipment, such as a dust mask, to prevent inhalation of tiny particles that can cause respiratory irritation. Skin contact protection: Although not strongly corrosive to the skin, prolonged direct contact may result in dryness or minor irritation, therefore the wearing of gloves and other necessary personal protective equipment is recommended. EYE PROTECTION: In case of inadvertent eye contact, flush immediately with plenty of water and seek medical help. STORAGE CONDITIONS: Store in a cool, dry place away from sources of ignition and flammable materials to prevent accidents. Regulatory compliance: Ensure proper use and disposal of the chemical in accordance with local laws and regulations, especially in food and environment related areas.
Q: What are the environmental effects of sodium hexametaphosphate?
A: Studies on the environmental impacts of sodium hexametaphosphate have shown: Biodegradability: SHMP is not easily and rapidly broken down by microorganisms in the natural environment, so if large quantities are discharged into water bodies, it may lead to excess phosphorus nutrients, which in turn may cause problems such as excessive algal growth. Ecotoxicity: Although relatively harmless to higher plants and animals, excessive concentrations may have a toxic effect on aquatic organisms, especially phytoplankton. Wastewater treatment: In industrial wastewater treatment, effective measures should be taken to minimize the discharge of phosphorus-containing wastewater, for example, by removing excess phosphorus through chemical precipitation or by using biological treatment techniques to convert phosphorus into a more stable form. In order to minimize potential environmental risks, it is important to use and manage sodium hexametaphosphate reasonably, and to pay attention to the trend of environmental protection policies and technologies.
