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Home > Products > Mono Sodium Phosphate Anhydrous > Food Additive STPP Mono Sodium Phosphate Anhydrous Tripolyphosphate White Powder

Food Additive STPP Mono Sodium Phosphate Anhydrous Tripolyphosphate White Powder

Product Details

Place of Origin: Shandong China

Brand Name: JIURUNFA

Certification: ISO9001

Model Number: GB/T9983-2004

Payment & Shipping Terms

Minimum Order Quantity: 1 Ton

Price: Negotiable

Packaging Details: 25kg/bag, Customizable

Delivery Time: 7-15 Days

Payment Terms: L/C,D/A,D/P,T/T

Supply Ability: 30000 Ton/Month

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Product Details
Highlight:

food additive Mono Sodium Phosphate Anhydrous

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STPP Mono Sodium Phosphate Anhydrous

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STPP sodium tripolyphosphate anhydrous

Density:
2.04 G/cm3
Ph:
4.5-5.5 (1% Solution)
Solubility:
Soluble In Water
Molecular Weight:
119.98 G/mol
Application:
Used As A Food Additive, Buffering Agent, And Fertilizer
Chemical Formula:
NaH2PO4
Odor:
Odorless
Storage Conditions:
Store In A Cool, Dry Place
Melting Point:
60 °C
Hygroscopicity:
Hygroscopic
Stability:
Stable Under Normal Conditions
Appearance:
White Powder
Boiling Point:
190 °C
Density:
2.04 G/cm3
Ph:
4.5-5.5 (1% Solution)
Solubility:
Soluble In Water
Molecular Weight:
119.98 G/mol
Application:
Used As A Food Additive, Buffering Agent, And Fertilizer
Chemical Formula:
NaH2PO4
Odor:
Odorless
Storage Conditions:
Store In A Cool, Dry Place
Melting Point:
60 °C
Hygroscopicity:
Hygroscopic
Stability:
Stable Under Normal Conditions
Appearance:
White Powder
Boiling Point:
190 °C
Product Description
Food Additive STPP Mono Sodium Phosphate Anhydrous Tripolyphosphate White Powder
Product Description

Sodium Tripolyphosphate (STPP, Na₅P₃O₁₀) is an inorganic compound widely used in industrial and commercial applications including detergents, water treatment, ceramics, and food processing. This white crystalline powder features high water solubility and excellent dispersing, buffering, and sequestering properties. Its effectiveness in breaking down dirt, stains, and scale deposits makes it essential for cleaning agents and water-softening formulations.

Specifications
Property Value
Chemical Formula Na₅P₃O₁₀
Molecular Weight 367.86 g/mol
Appearance White crystalline powder or granular
Purity ≥ 94%
Phosphorus Content (P₂O₅) ≥ 57%
Sodium Content (Na₂O) ≥ 18%
pH (1% solution, 25°C) 9.0 - 10.0
Solubility (Water, 20°C) Highly soluble in water
Key Features
  • High Purity: Manufactured to strict standards for maximum effectiveness and consistency
  • Water Solubility: Rapid dissolution for efficient dispersion in aqueous solutions
  • Sequestering Agent: Binds metal ions to prevent scaling and enhance cleaning
  • pH Adjustment: Effective buffering capacity for pH stability
Performance Advantages
  • Superior cleaning performance against dirt, grease, and stains
  • Effective water softening by binding calcium and magnesium ions
  • Enhanced detergent efficiency, especially in hard water conditions
  • Versatile applications across multiple industries
Industrial Applications
  • Detergents: Laundry detergents, dishwashing liquids, and household cleaners
  • Water Treatment: Scale prevention in boilers, cooling systems, and pipelines
  • Food Processing: Food additive and preservative for quality enhancement
  • Ceramics & Paints: Dispersing agent in production processes
  • Textiles: Water softening for improved dyeing efficiency
Production & Technical Details

Manufactured through controlled heating of phosphoric acid and sodium carbonate, followed by polymerization, purification, and crystallization processes. This ensures consistent high quality for diverse industrial applications.

Chemical Mechanism

In aqueous solutions, STPP dissociates into sodium (Na⁺) and tripolyphosphate ions (P₃O₁₀⁵⁻), which bind metal ions to prevent scale formation. This mechanism enables effective water softening, particle dispersion, and pH stabilization.

Service & Support
  • Custom formulations including industrial and food-grade options
  • Expert technical application guidance
  • Global distribution network
Packaging Options
  • 25 kg multi-layer bags with polyethylene lining
  • 1-ton bulk bags for large quantity orders
Storage Guidelines
  • Store in cool, dry conditions away from sunlight
  • Maintain sealed containers to prevent moisture absorption
Safety Precautions
  • Use protective gloves and eyewear during handling
  • Store separately from strong acids and oxidizers
  • Avoid dust inhalation and prolonged skin contact
  • Clean spills immediately with water
  • Keep out of reach of children and pets
This high-performance Sodium Tripolyphosphate (Na₅P₃O₁₀) serves as a critical component in water treatment, detergents, food preservation, ceramics, and various industrial processes, offering exceptional versatility and effectiveness.