Sodium hexametaphosphate, often abbreviated as SHMP, is a chemical compound with the formula (NaPO3)6. It is a versatile inorganic compound belonging to the class of polyphosphates. Here is a description of sodium hexametaphosphate:
Chemical Structure:
Molecular Formula: (NaPO3)6
Chemical Structure: Na6P6O18
Physical Properties:
Appearance: Typically, sodium hexametaphosphate is a white, crystalline powder.
Solubility: It is soluble in water, and the resulting solution may appear as a clear liquid.
Applications:
Food Industry: Sodium hexametaphosphate is commonly used as a food additive, often as a sequestrant, emulsifier, and texturizer.
Water Treatment: It is employed in water treatment processes to prevent scale formation and corrosion.
Industrial Applications: Used in various industrial processes, including detergents, ceramics, and textile processing.
Photography: Sodium hexametaphosphate is used in the photographic industry as a developer.
Functionality:
Chelating Agent: Acts as a chelating agent, binding metal ions and preventing them from interfering with the activity of other ingredients.
Dispersant: Enhances the dispersion of particles, preventing agglomeration.
Water Softening: In water treatment, it helps to sequester calcium and magnesium ions, preventing the formation of scale.
Safety Considerations:
While sodium hexametaphosphate is generally considered safe for its intended uses, it's important to adhere to recommended concentrations and usage guidelines.
Detailed safety information, including handling, storage, and disposal instructions, should be obtained from reliable sources.
Regulatory Status:
Compliance with food safety regulations and other relevant standards is essential when using sodium hexametaphosphate in food applications.
For industrial uses, adherence to applicable regulations and guidelines is necessary.
It can be used as quality improvement agent of can, fruit, milk product, etc. It can be used as PH regulator, metal ion chelon, agglutinant, extender, etc. It can stabilize the natural pigment, protect the luster of food, emulsifying the fat in meat can, etc.
Index | Food grade |
Total phosphate(P2O5) % MIN | 68 |
Non-active phosphate (P2O5) % MAX | 7.5 |
Iron(Fe) % MAX | 0.05 |
PH value | 5.8~6.5 |
Heavy metal(Pb) % MAX | 0.001 |
Arsenic(As) % MAX | 0.0003 |
Fluoride(F) % MAX | 0.003 |
Water-insoluble %MAX | 0.05 |
Polymerization degree | 10~22 |
Package: 25 kgs/bag or as you request.
Storage: Store at a ventilated, dry place.
Executive Standard: International Standard.