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{"title":"STPP High Purity Sodium Tripolyphosphate Industrial Grade Water Softener","imgUrl":"https:\/\/img.chinax.com\/nimg\/37\/96\/e573c9705718f56df4c503eaa3f4-200x200-1\/stpp_high_purity_sodium_tripolyphosphate_industrial_grade_water_softener.jpg","attrs":{"Brand Name":"Riel Chemical","Model Number":"96%","Certification":"SGS,ISO9001,CE","Place of Origin":"Weifang"}}
{"title":"25kg Per Bag CAS 7758-29-4 Sodium Tripolyphosphate STPP For Water Treatment","imgUrl":"https:\/\/img.chinax.com\/nimg\/84\/54\/85f501319434cfbf09f3df0310d1-200x200-1\/25kg_per_bag_cas_7758_29_4_sodium_tripolyphosphate_stpp_for_water_treatment.jpg","attrs":{"Brand Name":"Riel Chemical","Model Number":"96%","Certification":"SGS,ISO9001,CE","Place of Origin":"Weifang"}}
{"title":"96% CAS 7758-29-4 Sodium Tri Poly Phosphate For Industrial Manufacturing","imgUrl":"https:\/\/img.chinax.com\/nimg\/84\/54\/85f501319434cfbf09f3df0310d1-200x200-1\/96_25_cas_7758_29_4_sodium_tri_poly_phosphate_for_industrial_manufacturing.jpg","attrs":{"Brand Name":"Riel Chemical","Model Number":"96%","Certification":"SGS,ISO9001,CE","Place of Origin":"Weifang"}}
{"title":"25KG Industrial Grade Na5P3O10 Sodium Tripolyphosphate For Power House","imgUrl":"https:\/\/img.chinax.com\/nimg\/ee\/b7\/a25cb7400c7e6074686da3d1cc91-200x200-1\/25kg_industrial_grade_na5p3o10_sodium_tripolyphosphate_for_power_house.jpg","attrs":{"CAS":"7758-29-4","EINECS":"231-838-7","Appearance":"White powder","Crystalline hydrate":"No Water crystals"}}
{"title":"Industrial Grade 96% Sodium Tripolyphosphate for Water Treatment","imgUrl":"https:\/\/img.chinax.com\/nimg\/57\/d3\/b04498a3a94b2dc49c4255b811b0-200x200-1\/industrial_grade_96_25_sodium_tripolyphosphate_for_water_treatment.jpg","attrs":{"CAS":"7758-29-4","EINECS":"231-838-7","Appearance":"White particles or powder","Crystalline hydrate":"Water-free"}}
{"title":"Industrial Use \u2265 96% STPP White Powder 25kg\/bag For Calcium Removal","imgUrl":"https:\/\/img.chinax.com\/nimg\/f0\/19\/587ccfe26295a810ed9bd0ce4e30-200x200-1\/industrial_use_e2_89_a5_96_25_stpp_white_powder_25kg_2fbag_for_calcium_removal.jpg","attrs":{"CAS":"7758-29-4","EINECS":"231-838-7","Appearance":"White particles or powder","Crystalline hydrate":"Water-free"}}
Soluble in water, its aqueous solution is alkaline
Density
2.52 g/cm³
Security description
S24/25;S26;S36
Product Specifications
Molecular formula: Na5P3O10
Molecular weight: 367.86
Industrial grade: CAS 7758-29-4
Standard: GB/T 9983-2004
Quality Parameter
Standard Value
Main content: sodium tripolyphosphate ≥
96.0%
Phosphorus pentoxide P2O5 ≤
57.0%
Water insoluble ≤
0.10%
Iron ≤
0.007%
Ph Value (1%)
9.2-10.0
Whiteness ≥
90
Physical and Chemical Properties
Chemical Formula: Na5P3O10
Molecular Weight: 367.86 g/mol
Appearance: White crystalline or powdery solid
Water Solubility: Highly soluble in water (14 g/100 mL at 20°C, 30 g/100 mL at 60°C)
Aqueous Solution pH: 9.5-10.5 (1% solution)
Decomposition Temperature: 622°C
Key Property: Strong chelating ability with metal ions (calcium, magnesium, iron)
Future Development of Sodium Tripolyphosphate
Key Development Directions
Environmentally friendly alternatives development
High value-added applications in new energy and catalysts
Circular economy model implementation
Production process optimization for energy efficiency
Exploration of new applications in biomedicine
Market Analysis in Developing Countries
Detergent Industry: Growing demand due to population growth and urbanization
Industry: Increasing use as water retaining agent in processed s
Industrial Water Treatment: Stable demand for scale and corrosion prevention
Growth Potential: Supported by industrialization and policy support
Challenges: Environmental pressure and substitute competition
Frequently Asked Questions
What is your payment term?
We accept T/T and L/C at sight as payment terms.
Are you able to deliver on time?
Yes, we specialize in this product line and guarantee timely delivery while maintaining top quality.
Do you provide free samples?
Yes, we provide free samples. Customers only need to cover the express fee.
How about the price? Can you make it cheaper?
We prioritize customer benefits and offer competitive, negotiable pricing based on order conditions.
Can I visit your company and factory in China?
Yes, you're welcome to visit our facility in Weifang, China. We provide airport pickup/dropoff service.
What if there is a quality problem?
Our professional after-sales team promptly addresses all quality concerns.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2005
Total Annual:
4500000-5000000
Employee Number:
>121
Ecer Certification:
Verified Supplier
Riel Chemicals – Leading Enterprise in Basic Chemical Manufacturing
Who we are ?
Established in 2005 and headquartered in Weifang City, Shandong Province—a hub of China’s chemical industry—Riel Chemicals is a national high-tech enterprise specializing in the R&D, prod...
Riel Chemicals – Leading Enterprise in Basic Chemical Manufacturing
Who we are ?
Established in 2005 and headquartered in Weifang City, Shandong Province—a hub of China’s chemical industry—Riel Chemicals is a national high-tech enterprise specializing in the R&D, prod...