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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
Industrial Grade CAS 7758-29-4 For Sodium Tripolyphosphate Plant White particles
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 | H2O: May Be Clear To Slightly Hazy | Colour | White Crystal Or Powder |
Highlight | Industrial Grade CAS 7758-29-4,CAS 7758-29-4,White Sodium Tripolyphosphate Plant |
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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
Industrial Grade CAS 7758-29-4 Sodium Tripolyphosphate
Product Specifications
CAS Number | 7758-29-4 |
EINECS | 231-838-7 |
Appearance | White particles or powder |
Crystalline Hydrate | Water-free |
Alternative Names | Sodium Triphosphate |
Shelf Life | Two years |
Available Ports | Qingdao, Tianjin, Shanghai, Lianyungang, Fujian, Guangzhou |
Melting Point | 622℃ |
Solubility | H2O: may be clear to slightly hazy |
Technical Specifications
Molecular Formula | Na5P3O10 |
Molecular Weight | 367.86 g/mol |
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 Content ≤ | 0.007% |
pH Value (1% solution) | 9.2-10.0 |
Whiteness ≥ | 90 |


Physical and Chemical Properties
- Form: White crystalline or powdery solid (anhydrous or hexahydrate)
- Water Solubility: Highly soluble (14 g/100 mL at 20°C, 30 g/100 mL at 60°C)
- pH (1% solution): 9.5-10.5 (alkaline)
- Decomposition Temperature: 622°C (forms sodium pyrophosphate and metaphosphate)
- Hygroscopicity: Strong - easily absorbs moisture from air
- Chelating Ability: Forms stable complexes with metal ions (Ca, Mg, Fe)


Applications
Industrial Uses
- Detergents: Main ingredient for water softening and scale prevention
- Food Processing: Water retaining agent for meat/seafood products
- Water Treatment: Corrosion and scale inhibitor for industrial systems
- Ceramics: Grinding aid and dispersant in production
- Textiles: Washing aid and bleaching stabilizer
- Paper Industry: Fiber dispersant and filler retention agent
Market Outlook
Global Demand
- Strong demand in developing countries for detergents and food processing
- Growing applications in water treatment and industrial processes
- Environmental regulations driving development of alternatives in developed markets
- Asia Pacific remains largest market with expanding industrial applications
Frequently Asked Questions
What payment methods do you accept?
We accept T/T and L/C at sight payments.
Can you guarantee on-time delivery?
Yes, we specialize in timely deliveries while maintaining top product quality.
Do you provide free samples?
Yes, we provide free samples - customers only need to cover express shipping costs.
Is price negotiation possible?
We offer competitive pricing and are open to negotiation based on order volume and terms.
Can we visit your factory?
Yes, we welcome visits to our facility in Weifang, China, with airport pickup service.
What is your quality assurance policy?
We have a professional after-sales team to promptly address any quality concerns.
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