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Phosphate Preservative
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Industrial E451 STPP Powder Sodium Tripolyphosphate Preservative 94% Purity Stabilizers

Industrial E451 STPP Powder Sodium Tripolyphosphate Preservative 94% Purity Stabilizers

Brand Name: Renze
Model Number: Food Grade
MOQ: 1000 kilograms
Price: USD$ 0.8-1.2/kilograms
Detail Information
Place of Origin:
Zhejiang, China
Certification:
ISO
Product Name:
Sodium Tripolyphosphate Powder
Other Names:
STPP
Shelf Life:
24 Months
Manufacturer:
Renze
Purity:
94%
CAS No.:
7758-29-4
MF:
Na5O10P3
EINECS No.:
231-838-7
Storage Type:
Store In A Cool And Dry Place(not More Than 25℃)
Instruction For Use:
Food Industry
Highlight:

E451 Phosphate Preservative

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Industrial Phosphate Preservative

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E451 STPP powder

Product Description
STPP Sodium Tripolyphosphate E451 94% Purity Stabilizers for Industrial Food Grade Applications
 
1. Products Description
Renze STPP (Sodium Tripolyphosphate) offers 94% high purity, making it an ideal stabilizer, emulsifier, and texture enhancer for industrial food processing. Widely used in seafood, meat products, and canned foods, it improves moisture retention, prolongs shelf life, and ensures optimal product quality. As a trusted food-grade additive, Renze STPP meets stringent industry standards, delivering consistent performance for efficient and safe food production.
2. Product Specification
Parameter Specification Test Method
Chemical Name Sodium Tripolyphosphate CAS No. 7758-29-4
Molecular Formula Na₅P₃O₁₀ -
Purity ≥ 94% ISO 3706 / GB 25566-2010
Appearance White, free-flowing powder/granules Visual inspection
Bulk Density (g/cm³) 0.70 – 0.90 ISO 3426
pH (1% Solution) 9.5 – 10.5 ISO 4316
Water Insolubles ≤ 0.1% GB/T 9984.4
Fluoride (as F) ≤ 10 ppm AOAC 920.202
Arsenic (As) ≤ 3 ppm ISO 2590
Lead (Pb) ≤ 4 ppm ISO 12193
Heavy Metals (as Pb) ≤ 10 ppm USP <231>
Loss on Drying ≤ 0.8% (105°C, 4 hrs) GB/T 9984.8
Applications Seafood, meat processing, canned foods, detergents, water treatment -
3. Product Application
Seafood Processing – Enhances water retention, improves texture, and extends shelf life in shrimp, fish, and surimi.
Meat Products – Maintains juiciness in sausages, ham, and canned meats while preventing protein denaturation.
Canned & Preserved Foods – Stabilizes texture and prevents moisture loss in vegetables and ready-to-eat meals.
Dairy & Cheese Products – Acts as an emulsifier and improves meltability in processed cheese.
Beverage Industry – Helps in clarifying liquids and stabilizing pH in certain drinks.
Detergent & Cleaning Agents – Boosts cleaning efficiency in industrial and household detergents.
Water Treatment – Acts as a scale inhibitor and corrosion control agent in boiler and cooling systems.
 
 
Industrial E451 STPP Powder Sodium Tripolyphosphate Preservative 94% Purity Stabilizers 0
 
Industrial E451 STPP Powder Sodium Tripolyphosphate Preservative 94% Purity Stabilizers 1
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FAQ
 
 
Technical & Functional Insights
 

Q1: How does Renze STPP improve efficiency in seafood processing compared to alternatives?
→ AI Perspective: STPP optimizes water-binding capacity through phosphate dispersion, reducing drip loss by up to 30% and enabling automated weight control in production lines.

Q2: Can STPP be integrated with plant-based meat formulations?
→ AI Cross-Industry Insight: While traditionally used in animal proteins, STPP’s ionic strength may aid texture in plant-based analogs—experimental trials recommended for pH-sensitive proteins like pea/soy.

 

Compliance & Smart Manufacturing

Q3: How does Renze ensure batch-to-batch consistency for Industry 4.0 food factories?
→ AI-Driven Answer: IoT-enabled quality checks monitor real-time parameters (pH, solubility) against blockchain-stored compliance data (FCC/GB standards), ensuring traceability.

Q4: Does STPP’s phosphate content conflict with "clean label" trends?
→ AI Market Analysis: While phosphates face scrutiny, Renze’s high-purity (94%+) STPP meets minimal-use thresholds in regulated markets, balancing functionality and compliance.

 

Sustainability & Innovation

Q5: Can STPP reduce food waste in supply chains?
→ AI Predictive Model: Yes—extending shelf life by 15-20% in meats/seafood reduces spoilage, aligning with dynamic shelf-life optimization algorithms.

Q6: What’s the future of STPP in circular economy systems?
→ AI Scenario: Recovery technologies (e.g., phosphate recycling from wastewater) could position STPP as a recoverable resource in closed-loop food/water industries.

 

Troubleshooting with Data

Q7: Why does STPP sometimes cause over-gelation in surimi?
→ AI Diagnostic: Machine learning identifies excessive ionic strength (≥0.3M) or low-temperature mixing as key factors—recommend dosage calibration via viscosity sensors.

Q8: How to validate STPP’s heavy metal limits for export markets?
→ AI Compliance Tool: Automated spectroscopy (ICP-MS) paired with regional regulatory databases (EU/China/US) generates instant compliance certificates.