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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
CAS 7778-77-0 White Crystal Potassium Dihydrogen Phosphate MKP For Flame Retardant
Place of Origin | Weifang |
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Brand Name | Riel Chemical |
Certification | SGS,ISO9001,CE |
Model Number | 98% |
Minimum Order Quantity | 1 ton |
Price | USD 657/TONS FOB |
Packaging Details | 25 kg polyethylene woven bag, moisture-proof, easy to transport |
Delivery Time | 5 work day |
Payment Terms | L/C, T/T |
Supply Ability | 50 tons per day |

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xCAS | 7778-77-0 | EINECS | 7778-77-0 |
---|---|---|---|
Appearance | White Crystal Particle | Crystalline Hydrate | Anhydrous Crystals |
Life Spen | Two Years | Chemical Formula | KH₂PO₄ |
Solubility | Dissolve In Water | ||
Highlight | CAS 7778-77-0 |
20 GP Container | Maximum load (tons) | |
---|---|---|
With tray | 22 | |
No tray | 25 |
Attribute | Value |
---|---|
CAS | 7778-77-0 |
EINECS | 7778-77-0 |
Appearance | White crystal particle |
Crystalline hydrate | Anhydrous crystals |
Life span | Two years |
Chemical formula | KH₂PO₄ |
Solubility | Dissolve in water |
CAS 7778-77-0 White Crystal Potassium Dihydrogen Phosphate for Flame Retardant
Products: Potassium dihydrogen phosphate/MKP
Molecular formula: KH2PO4; Molecular weight: 136.09
Industrial grade 98% CAS 7778-77-0
Fertilizer (Agricultural/Medicine) grade 98% CAS 7778-77-0
Analysis | Test Method | Standard Request |
---|---|---|
MKP (KH2PO4) content % | HG/T 4511-2013 | ≥98% |
Water insoluble % | HG/T 4511-2013 | ≤0.3% |
PH value (10g/mL) | HG/T 4511-2013 | 4.4~4.6 |
Chloride (as Cl) ppm | HG/T 4511-2013 | <0.79% |
Arsenic (as As) ppm | HG/T 4511-2013 | <0.005% |
Moisture | HG/T 4511-2013 | <0.48% |
Lead (as Pb) ppm | HG/T 4511-2013 | <4 |
Loss on drying % | HG/T 4511-2013 | <1 |
P2O5 (water-soluble) % | HG/T 4511-2013 | ≥52.1 |
K2O (water-soluble) % | HG/T 4511-2013 | ≥34.5 |
References: Riel Chemical Lab1&2, National public service platform for standards information.
Molecular weight: 163.94 g/mol | Appearance: white crystalline or powdery solid. |
Odor: Odorless or slightly sulphide odor. | Density: 1.62 g/cm³ (dodecahydrate, 20°C). |
Melting point: approx. 73.4°C (dodecahydrate decomposition). | Chemical Safety: Unrestricted goods |
Solubility: Water: easily soluble in water, aqueous solution is strongly alkaline (pH about 12); Organic solvent: insoluble in ethanol, and other organic solvents.
Hydrolysis reaction: Fully ionized in water to form phosphate ions and sodium ions
Complexation: Form an insoluble precipitate with metal ions (e.g. Ca² +, Mg² +) for softening hard water.
Thermal stability: It decomposes when heated to high temperatures, forming sodium phosphate and oxygen.
Acid base: The aqueous solution is strongly basic and can react with acid to form phosphate.


- Agriculture: As a high-efficiency phosphorus and potassium compound fertilizer, suitable for various crops, especially during flowering and fruiting periods to promote fruit expansion, color transformation, and improve crop stress resistance.
- Food Industry: Used as a quality improver, leavening agent, and fermentation aid in baked goods, beverages, and dairy products to adjust pH value and improve taste.
- Pharmaceutical Industry: Used in drug production, particularly for phosphorus and potassium supplements, and as buffers to regulate drug pH values.
- Chemical Industry: Functions as a buffer in chemical production to adjust reaction system pH values, commonly used in electroplating, dyes, and detergents. Also serves as a flame retardant component in plastics and rubber.
- Water Treatment: Used as a corrosion inhibitor to prevent pipe and equipment corrosion while regulating water pH.
- Step Lab: Serves as a standard reagent for buffer solutions in biochemical experiments and molecular biology research.

- Technical Advantages: Over 20 years of nitric acid production experience with stable quality products exceeding national standards.
- Quality Advantages: Strict quality control with products meeting EU REACH certification and environmental standards.
- Industrial Chain Advantages: Complete production chain from nitric acid to potassium nitrate, magnesium nitrate, and water-soluble fertilizers.
- Market Advantages: Established supply network with exports to over 20 countries worldwide.
- Environmental Advantages: Energy-saving technologies and green manufacturing practices for sustainable production.