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Wastewater Treatment Sodium Tripolyphosphate Na5P3O10 Cas Number 7758 29 4
Wastewater Treatment Sodium Tripolyphosphate Na5P3O10 Cas Number 7758 29 4
Wastewater Treatment Sodium Tripolyphosphate Na5P3O10 Cas Number 7758 29 4
Wastewater Treatment Sodium Tripolyphosphate Na5P3O10 Cas Number 7758 29 4
Wastewater Treatment Sodium Tripolyphosphate Na5P3O10 Cas Number 7758 29 4
Wastewater Treatment Sodium Tripolyphosphate Na5P3O10 Cas Number 7758 29 4
Specifications
CAS :
7758-29-4
EINECS :
231-838-7
Appearance :
White particles or powder
Crystalline hydrate :
Water-free
Another name :
Sodium Triphosphate
Life span :
Two years
Available port :
Qingdao Port, Tianjin Port, Shanghai Port, Lianyungang Port, Fujian Port, Guangzhou Port
Fusing point :
622℃
Solubility :
Soluble in water, its aqueous solution is alkaline
Brand Name :
Riel Chemical
Model Number :
96%
Certification :
SGS, ISO9001, CE
Place of Origin :
Weifang
MOQ :
20 tons
Price :
USD 730～800 FOB
Payment Terms :
T/T , L/C
Supply Ability :
50 tons per day
Delivery Time :
3～5 work day
Packaging Details :
25 kg polyethylene woven bag, moisture-proof, easy to transport
Description
Wastewater Treatment Sodium Tripolyphosphate (Na5P3O10) CAS 7758-29-4

Industrial-grade Sodium Tripolyphosphate (STPP) is a highly effective chemical for wastewater treatment applications, offering excellent metal chelation and water softening properties.

Product Specifications
CAS Number 7758-29-4
EINECS 231-838-7
Appearance White particles or powder
Alternative Names Sodium Triphosphate
Shelf Life Two years
Available Ports Qingdao, Tianjin, Shanghai, Lianyungang, Fujian, Guangzhou
Technical Specifications
Molecular Formula Na5P3O10
Molecular Weight 367.86 g/mol
Standard Compliance GB/T 9983-2004
Quality Parameters
Parameter Standard Value
Sodium Tripolyphosphate Content ≥ 96.0%
Phosphorus Pentoxide (P2O5) ≤ 57.0%
Water Insoluble Matter ≤ 0.10%
Iron Content ≤ 0.007%
pH Value (1% solution) 9.2-10.0
Whiteness ≥ 90
Wastewater Treatment Sodium Tripolyphosphate Na5P3O10 Cas Number 7758 29 4 Wastewater Treatment Sodium Tripolyphosphate Na5P3O10 Cas Number 7758 29 4
Physical and Chemical Properties
  • Appearance: White crystalline or powdery solid
  • Forms: Anhydrous (Na5P3O10) or hexahydrate (Na5P3O10*6H2O)
  • Water Solubility: Highly soluble (14g/100mL at 20°C, 30g/100mL at 60°C)
  • pH (1% solution): 9.5-10.5 (alkaline)
  • Decomposition Temperature: 622°C (forms sodium pyrophosphate and metaphosphate)
  • Hygroscopic: Absorbs moisture from air, may form clumps
  • Metal Chelation: Forms stable complexes with Ca, Mg, Fe ions
Wastewater Treatment Sodium Tripolyphosphate Na5P3O10 Cas Number 7758 29 4
Market Applications
Detergent Industry

Traditional use as detergent builder, though being replaced in some markets due to environmental concerns.

Industry

Used as additive E451 for water retention and texture improvement in meat/sea products.

Water Treatment

Effective for scale prevention and corrosion inhibition in industrial water systems.

Environmental Considerations
  • Potential for water eutrophication has led to phosphorus restrictions in some regions
  • Developing countries still maintain significant market demand
  • Research ongoing for more environmentally friendly alternatives
Wastewater Treatment Sodium Tripolyphosphate Na5P3O10 Cas Number 7758 29 4 Wastewater Treatment Sodium Tripolyphosphate Na5P3O10 Cas Number 7758 29 4
Riel Chemical Product Advantages
  • Quality Assurance: Strict quality control and batch consistency
  • Environmental Compliance: Meets international environmental standards
  • Technical Support: Experienced R&D team and customized solutions
  • Global Reach: Exported to Europe, America, and Southeast Asia
  • Cost Efficiency: Large-scale production reduces unit costs
Frequently Asked Questions
What is your payment term?

We accept T/T and L/C at sight payment terms.

Are you able to deliver on time?

We specialize in timely deliveries while maintaining top product quality.

Do you provide free samples?

Yes, we provide free samples with the customer covering express fees.

How about the price? Can you make it more economical?

We offer standard pricing with negotiation possible based on order volume.

Can I visit your company and factory in China?

Yes, we welcome visits to our Weifang facility with airport pickup service.

What if there is a quality problem?

Our industrial after-sales team promptly resolves any quality issues.

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Wastewater Treatment Sodium Tripolyphosphate Na5P3O10 Cas Number 7758 29 4

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Product Detail
CAS :
7758-29-4
EINECS :
231-838-7
Appearance :
White particles or powder
Crystalline hydrate :
Water-free
Another name :
Sodium Triphosphate
Life span :
Two years
Contact Supplier
Wastewater Treatment Sodium Tripolyphosphate Na5P3O10 Cas Number 7758 29 4
Wastewater Treatment Sodium Tripolyphosphate Na5P3O10 Cas Number 7758 29 4
Wastewater Treatment Sodium Tripolyphosphate Na5P3O10 Cas Number 7758 29 4

Riel Chemical Co., Ltd.

Verified Supplier
2 Years
shandong, weifang
Since 2005
Business Type :
Manufacturer, Exporter
Main Products :
Trisodium Phosphate, Sodium Tripolyphosphate, Sodium Hexametaphosphate
Total Annual :
4500000-5000000
Employee Number :
120~200
Certification Level :
Verified Supplier
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