EverStar Group manufactures premium-grade Sodium Hexametaphosphate Powder with ≥68.0% P₂O₅ content, backed by 13 years of chemical production expertise. Our advanced manufacturing base maintains over 5,000 tons of on-site inventory, ensuring fast delivery to customers in 50+ countries. With EU REACH compliance, in-house R&D lab, and 99.5% on-time delivery performance, we provide factory-direct pricing and technical support for both food grade (E452i) and industrial grade formulations. Whether you need scale inhibitors for cooling towers or sequestering agents for ceramic slurries, our quality-controlled products meet strict international standards.

| Parameter | Food Grade | Industrial Grade |
|---|---|---|
| Appearance | White powder or glassy flakes | White powder or glassy flakes |
| P₂O₅ Content | ≥68.0% | ≥68.0% |
| pH (1% aq) | 5.8-7.0 | 5.8-7.3 |
| Water Insoluble | ≤0.05% | ≤0.05% |
| Inactive Phosphate | ≤7.5% | ≤7.5% |
| Iron (Fe) | ≤0.02% | ≤0.05% |
| CAS Number | 10124-56-8 | 10124-56-8 |
| Standard | FCC, E452i | GB/T Industrial Standard |
| Package | 25kg multi-wall paper bag | 25kg woven bag with PE liner |
Note: Product specifications may be adjusted during product iteration and optimization. Please submit your inquiry to us for the latest data and official COA documents.
Why Choose Our SHMP?Maximum Chelating Efficiency
Tall P₂O₅ substance (68%) implies you accomplish predominant metal particle sequestration with lower measurement. This deciphers to taken a toll investment funds in water treatment plants and mechanical evaporator systems.
Our powder detailing breaks down quickly in cold water. You do not require amplified blending cycles, which diminishes preparing time in active generation environments.
We make both nourishment review (E452i compliant) and mechanical review. Nourishment review experiences thorough refinement to expel overwhelming metals like lead and arsenic, guaranteeing secure utilize in meat handling and refreshment Applications.
In high-salinity cooling water and evaporator frameworks, our item avoids calcium carbonate and magnesium silicate precipitation. Your hardware remains cleaner, warm proficiency remains tall, and support costs drop.
For ceramic, paper coating, and shade producers, the item decreases water request whereas keeping up ideal smoothness. You get denser green bodies and way better item consistency.
Your cooling towers and boiler systems face constant challenges from hard water. Our SHMP powder acts as a highly effective scale inhibitor even in high-salinity conditions. It prevents infrastructure corrosion and maintains thermal efficiency. The threshold effect works at ppm levels, far below stoichiometric ratios needed for traditional sequestration.
As a food-grade additive (E452i), it improves water-holding capacity in meat and seafood products. It prevents fat oxidation during freezing and stabilizes protein structures under thermal processing. Your products maintain moisture, texture, and shelf life.
When producing high-strength porcelain or refractory bricks, you need consistent slurry fluidity. Our product acts as a deflocculant, reducing water demand while enhancing green body density and strength. This leads to fewer defects and higher yield rates.
In paper coating formulations, Sodium Hexametaphosphate Powder disperses pigments uniformly. It prevents flocculation that causes streaking and uneven coating thickness. Your paper quality improves while reducing material waste.
We test five basic parameters for each generation batch:
Total Phosphate (P₂O₅): Confirmed utilizing quinoline phosphomolybdate gravimetric strategy. This guarantees movement levels meet your sequestering requirements.
Inactive Phosphate Substance: Tall levels demonstrate corruption. We keep this ≤7.5% to ensure greatest efficacy.
Water Insolubles: Tried through filtration to avoid clogging in mechanized dosing systems.
Heavy Metal Investigation: ICP-MS testing for arsenic, lead, and fluoride guarantees nourishment review compliance with FCC standards.
pH Steadiness: Observed to guarantee compatibility with touchy details in coatings and cleaning agents.
Our in-house research facility and strict compliance with ISO and REACH guidelines cruel you get reliable quality over each shipment.

Your item will arrive in moisture-proof bundling. Store fixed sacks in a cool, dry distribution center absent from coordinate daylight. Since SHMP is profoundly hygroscopic, introduction to stickiness causes caking and decreases solubility.
For fluid arrangements, plan new bunches when conceivable. In water, the compound gradually hydrolyzes into sodium trimetaphosphate and orthophosphate—a handle quickened by tall temperatures and moo pH. New arrangements keep up greatest sequestering capacity.
Q: Does the item debase over time?
A: Yes, in fluid arrangements, SHMP gradually hydrolyzes into sodium trimetaphosphate and orthophosphate. Tall temperatures and moo pH quicken this prepare. We suggest planning new arrangements for most extreme viability in basic applications.
Q: Why is my SHMP powder caking in storage?
A: The item is profoundly hygroscopic. If bundling astuteness is compromised or relative stickiness is tall, it assimilates dampness and shapes difficult clumps. Continuously store in firmly fixed, moisture-proof packs in a cool, dry environment.
Q: How does SHMP compare to STPP (Sodium Tripolyphosphate) in cleaning applications?
A: SHMP has a higher sequestration esteem for calcium particles, making it predominant for exceptionally difficult water conditioning. Be that as it may, STPP is regularly favored for its buffering capacity and soil suspension properties in cleanser definitions. Select based on your particular water hardness and application requirements.
Q: What is the chance of overdosing SHMP in water systems?
A: Whereas SHMP hinders scale, over the top overdosing can lead to phosphate reversions. This might contribute to calcium phosphate slime arrangement or act as a supplement for natural development (green growth) in open cooling frameworks. Take after suggested dose rules for ideal execution.
Q: Is there a difference between Technical Grade and Food Grade SHMP?
A: Absolutely. While the chemical formula is identical, Food Grade undergoes stricter purification to remove heavy metals (Pb, As, Fluoride) within safe consumption limits per FCC standards. Technical Grade allows higher impurity tolerances suitable for industrial processing applications.
Q: Can I use SHMP in high-temperature boiler systems?
A: Yes, the compound remains thermally stable up to approximately 616°C (melting point). However, in aqueous high-temperature systems, monitor pH and solution age, as hydrolysis accelerates. Regular testing ensures maintained performance.

With 13 years of chemical manufacturing experience, we understand your need for reliable supply and technical support. Our 5,000+ ton inventory capacity ensures you never face production delays. We offer:
Whether you operate water treatment plants, food processing facilities, or ceramic manufacturing lines, our team provides one-on-one service from consultation through after-sales support.
Ready to improve your process efficiency with Sodium Hexametaphosphate Powder? Contact our team for product specifications, pricing, and sample availability.
Email: info@cneverstar.com