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Ahmed KhanI'm a trader from Pakistan. I have bought sodium hempetaphosphate with Manager Hu and worked with him for 3 times. THKs Hu, now I have become a local agent. Riel Chemical is indeed a trusted partner. Highly recommended for friends who need high quality chemical products.
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Maria J GarciaOverall, I was impressed. Whether it is product details or service response speed, it is done very well, and customers are satisfied. Warmly tips: Could you guys add more payment methods?that would be great.
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LabrekeoLa vitesse de livraison est très satisfaisante et presque aucune inquiétude. Chaque fois que la coopération fonctionne sans à-coup. Recommandez sincèrement à d’autres acheteurs!
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محمد لاگولدشریک خوب، پیدا کردن چنین تامین کننده ای عالی است، برای شما آرزوی موفقیت دارم
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JackThe cooperation with Riel Chemical Co., Ltd. is our most sensible choice. Your team's efficiency, professionalism and innovative spirit are impressive, and we are looking forward to further cooperation in the future! -- Jack Sales manager
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ອາ ລິ ສໄປ ຈົນ ສຸດ ຂີດ, ຂອບ ໃຈ ຫລາຍໆ ທີ່ ມີ ທ່ານ! ບໍ່ ວ່າ ຈະ ເປັນ ການ ສະຫນັບສະຫນູນ ຢ່າງ ເຕັມທີ່ ໃນ ເວລາ ທີ່ ສໍາຄັນ ຫລື ການ ເອົາ ໃຈ ໃສ່ ຢ່າງ ລະມັດລະວັງ ຕໍ່ ລາຍ ລະອຽດ ຂອງ ການ ຮັບ ໃຊ້ ປະຈໍາ ວັນ, ເຮົາ ຮູ້ສຶກ ວ່າ ໄດ້ ຮັບ ຄວາມ ໄວ້ ວາງ ໃຈ. ຂໍ ໃຫ້ ມິດຕະພາບ ຍືນ ຍົງ ຕະຫລອດ ໄປ ແລະ ການ ຮ່ວມ ໄມ້ ຮ່ວມ ມື ຈະ ຍືນ ຍົງ ຕະຫລອດ ໄປ ——[ທີມການຄ້າເຄມີຂອງລາວ]
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Mr. ZhaoWe have been cooperating with Riel Chemical for five years. The product quality has always been perfect and the usage effect is good. Your company's sales manager is also particularly polite
96% White Solid Sodium Tripolyphosphate For Waste Water Treatment
Place of Origin | Weifang |
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Brand Name | Riel Chemical |
Certification | SGS, ISO9001, CE |
Model Number | 96% |
Minimum Order Quantity | 1 ton |
Price | USD 730~800 FOB |
Packaging Details | 25 kg polyethylene woven bag, moisture-proof, easy to transport |
Delivery Time | 3~5 work day |
Payment Terms | T/T , L/C |
Supply Ability | 50 tons per day |

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xProduct Details
CAS | 7758-29-4 | EINECS | 231-838-7 |
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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 | ||
Highlight | Waste Water Sodium Tripolyphosphate,White Solid Sodium Tripolyphosphate,cas no 7758 29 4 |
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Mode of loading | Maximum load | |
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20 GP no pallet | 20-22 tons | |
20 GP with pallet | 16 tons |
Product Description
96% White Solid Sodium Tripolyphosphate For Waste Water Treatment
Product Specifications
CAS | 7758-29-4 |
EINECS | 231-838-7 |
Appearance | White particles or powder |
Crystalline hydrate | Water-free |
Alternative Name | Sodium Triphosphate |
Shelf Life | Two years |
Available Ports | Qingdao, Tianjin, Shanghai, Lianyungang, Fujian, Guangzhou |
Melting Point | 622℃ |
Solubility | Soluble in water, aqueous solution is alkaline |
Technical Specifications
Molecular Formula | Na5P3O10 |
Molecular Weight | 367.86 |
Standard | GB/T 9983-2004 |
Quality Parameters
Parameter | Standard Value |
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Sodium Tripolyphosphate Content ≥ | 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
- Appearance: White crystalline or powdery solid
- Form: Typically exists as an anhydrous compound (Na5P3O10) or hexahydrate
- 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)
- Hygroscopicity: Strong moisture absorption from air
- Chelating Ability: Forms stable complexes with metal ions (Ca, Mg, Fe)

Key Applications
- Detergent Industry: Water softener, prevents dirt redeposition
- Food Industry (E451): Water retention, texture improvement
- Water Treatment: Prevents scaling and corrosion in boilers/cooling systems
- Ceramics/Building Materials: Dispersant for improved slurry fluidity
- Textile Industry: Printing/dyeing aid for uniform coloration
- Other Applications: Petroleum, metal processing, paper, coatings
Product Advantages
- Quality Assurance: High purity (≥96%), batch-to-batch consistency
- Environmental Compliance: Meets international environmental standards
- Customization: Available in various particle sizes and packaging
- Global Supply: Exported to Europe, America, and Southeast Asia
- Cost Efficiency: Large-scale production ensures competitive pricing


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?
We specialize in this product line and guarantee timely delivery while maintaining top quality.
Do you provide free samples?
Yes, we provide free samples with the customer responsible for express fees.
Can the price be negotiated?
We offer competitive pricing that can be negotiated based on order quantity and terms.
Can I visit your factory in China?
Yes, we welcome visits to our facility in Weifang, China (airport pickup available).
What if there are quality issues?
Our professional after-sales team promptly addresses any quality concerns.
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