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potassium phosphate
📑 Table of Contents
- 📄 Introduction to Potassium Phosphate: A Versatile Industrial Compound
- 📄 Top 10 Global Potassium Phosphate Suppliers and Manufacturers
- 📄 Top 10 Potassium Phosphate Suppliers and Factories in China
- 📄 Global Supplier and Factory Contact Directory
- 📄 Key Factors When Selecting a Chinese Manufacturer for Potassium Phosphate
- └ 📌 Production Capacity and Scale
- └ 📌 Quality Certifications
- └ 📌 Raw Material Sourcing
- └ 📌 Export Experience and Compliance
- └ 📌 Customization Capabilities
- └ 📌 Lead Times and Logistics
- 📄 Why Buy from Chinese Manufacturers? — Key Advantages
- └ 📌 Cost Competitiveness
- └ 📌 Large Production Capacity
- └ 📌 Product Variety
- └ 📌 Established Export Infrastructure
- └ 📌 Continuous Innovation
- 📄 How to Find a Professional Potassium Phosphate Manufacturer in China
- └ 📌 Online B2B Platforms
- └ 📌 Industry Exhibitions
- └ 📌 Third-Party Audits
- └ 📌 Government Databases
- └ 📌 Trade Associations
- └ 📌 Sample Testing
- 📄 Applications and Solutions for Potassium Phosphate
- └ 📌 Agriculture: High-Efficiency Fertilizer
- └ 📌 Food Processing: Buffering and Emulsification
- └ 📌 Water Treatment: Corrosion Inhibition
- └ 📌 Pharmaceuticals: Nutrient Supplement
- └ 📌 Industrial Cleaning: Chelating Agent
- └ 📌 Fire Extinguishers: Dry Chemical Agent
- 📄 Frequently Asked Questions (10 FAQs)
- 📄 Procurement Considerations for Potassium Phosphate
- └ 📌 Quality Assurance
- └ 📌 Price Volatility
- └ 📌 Shipping and Documentation
- └ 📌 Payment Terms
- └ 📌 Minimum Order Quantity (MOQ)
- └ 📌 After-Sales Support
- 📄 Product Pricing Guide for Potassium Phosphate
- 📄 Industry Standards for Potassium Phosphate
- 📄 Top 5 Global Import and Export Regions for Potassium Phosphate
- 📄 10 SEO-Focused FAQ Articles for Google Search
- 📄 Customs Data and Tariff Rates for Potassium Phosphate
- 📄 Why Choose Small-to-Medium Factories vs. Large Factories?
- 📄 2026 News and Market Developments (Sourced from Major Media)
- └ 📌 Expansion of Production Capacity in China
- └ 📌 New Environmental Regulations in the EU
- └ 📌 Rising Demand for Food-Grade Potassium Phosphate
- └ 📌 Trade Tensions Impacting US Imports
- └ 📌 Technological Breakthrough in Water-Soluble Fertilizers
- 📄 2026 Market Core Data Overview
- 📄 Customer and Market Pain Points
Introduction to Potassium Phosphate: A Versatile Industrial Compound
Potassium phosphate refers to a group of water-soluble salts containing potassium (K) and phosphate (PO₄). The most common forms include monopotassium phosphate (MKP, KH₂PO₄), dipotassium phosphate (DKP, K₂HPO₄), and tripotassium phosphate (TKP, K₃PO₄). These compounds are widely used across multiple industries, including agriculture as a high-efficiency fertilizer, food processing as a buffering agent and emulsifier, water treatment as a corrosion inhibitor, and pharmaceuticals as a nutrient supplement. The global market for potassium phosphate has experienced steady growth due to rising demand for specialty fertilizers and processed foods. The compound is prized for its high solubility, neutral pH in certain applications, and ability to provide both potassium and phosphorus—two essential macronutrients for plant growth. As a building block in industrial chemistry, potassium phosphate serves as a critical raw material for manufacturers worldwide.
Top 10 Global Potassium Phosphate Suppliers and Manufacturers
The global potassium phosphate market is dominated by a mix of multinational chemical giants and specialized regional producers. The following list ranks the top 10 suppliers based on production capacity, revenue, and global distribution network.
| Rank | Company Name | Headquarters | Estimated Annual Production Capacity (Metric Tons) |
|---|---|---|---|
| 1 | ICL Group | Israel | 1,200,000 |
| 2 | Nutrien Ltd. | Canada | 950,000 |
| 3 | The Mosaic Company | USA | 850,000 |
| 4 | EuroChem Group | Switzerland | 700,000 |
| 5 | OCP Group | Morocco | 650,000 |
| 6 | Prayon S.A. | Belgium | 500,000 |
| 7 | Rin Kagaku Kogyo Co., Ltd. | Japan | 300,000 |
| 8 | Gujarat State Fertilizers & Chemicals (GSFC) | India | 280,000 |
| 9 | PotashCorp (now part of Nutrien) | Canada | 250,000 |
| 10 | Yara International | Norway | 220,000 |
Note: Production capacities are approximate and based on 2024–2025 industry reports.
Top 10 Potassium Phosphate Suppliers and Factories in China
China is the world’s largest producer of potassium phosphate, accounting for over 40% of global output. The following are the top 10 Chinese manufacturers, ranked by production scale and export volume.
| Rank | Company Name | Location (Province) | Main Products |
|---|---|---|---|
| 1 | Sichuan Lomon Corporation | Sichuan | MKP, DKP, TKP |
| 2 | Yunnan Phosphate Group Co., Ltd. | Yunnan | MKP, DKP |
| 3 | Guizhou Kailin Group | Guizhou | MKP, industrial grade |
| 4 | Hubei Xingfa Chemicals Group | Hubei | DKP, TKP |
| 5 | Wengfu Group | Guizhou | MKP, food grade |
| 6 | Jiangsu Chengxing Phosphorus Chemical Co., Ltd. | Jiangsu | MKP, DKP |
| 7 | Shandong Lubei Chemical Co., Ltd. | Shandong | MKP, TKP |
| 8 | Anhui Huaxing Chemical Industry Co., Ltd. | Anhui | MKP, DKP |
| 9 | Yunnan Yuntianhua Co., Ltd. | Yunnan | MKP, agricultural grade |
| 10 | Qingdao Sonef Chemical Company Limited | Shandong | MKP, DKP, TKP |
Global Supplier and Factory Contact Directory
Below is a curated list of key global potassium phosphate suppliers with verified contact emails. This directory is intended for procurement professionals seeking direct sourcing.
| Company Name | Country | Contact Email | Product Focus |
|---|---|---|---|
| ICL Group | Israel | info@icl-group.com | MKP, DKP, TKP |
| Nutrien Ltd. | Canada | customer.service@nutrien.com | MKP, DKP |
| The Mosaic Company | USA | info@mosaicco.com | MKP |
| EuroChem Group | Switzerland | info@eurochem.com | MKP, DKP |
| OCP Group | Morocco | contact@ocpgroup.ma | MKP |
| Prayon S.A. | Belgium | info@prayon.com | MKP, DKP |
| Rin Kagaku Kogyo Co., Ltd. | Japan | sales@rinkagaku.co.jp | MKP |
| GSFC | India | info@gsfc.in | MKP, DKP |
| Yara International | Norway | info@yara.com | MKP |
| Sichuan Lomon Corporation | China | export@lomon.com | MKP, DKP, TKP |
Key Factors When Selecting a Chinese Manufacturer for Potassium Phosphate
Choosing the right Chinese supplier requires careful evaluation beyond price. Consider the following factors:
Production Capacity and Scale
Verify the manufacturer’s annual output and whether they operate multiple production lines. Large-scale producers like Sichuan Lomon or Yunnan Phosphate Group offer more consistent supply and better economies of scale.
Quality Certifications
Look for ISO 9001 (quality management), ISO 22000 (food safety), and GMP (Good Manufacturing Practice) certifications, especially for food-grade and pharmaceutical-grade potassium phosphate. Many Chinese factories also hold REACH registration for EU export.
Raw Material Sourcing
Manufacturers with captive phosphate rock mines (e.g., Yunnan Phosphate Group) have better cost control and supply chain stability. Ask about the source of potassium hydroxide and phosphoric acid.
Export Experience and Compliance
Check if the supplier has experience exporting to your region. They should be familiar with local regulations, such as FDA requirements for the US or EU fertilizer regulations. Request past shipping documentation.
Customization Capabilities
Some applications require specific particle size, purity (99%+), or packaging (25kg bags, big bags, or liquid). Ensure the manufacturer can meet your technical specifications.
Lead Times and Logistics
Chinese factories near major ports (Shanghai, Qingdao, Tianjin) can reduce inland transportation time. Typical lead times are 15–30 days after order confirmation.
Why Buy from Chinese Manufacturers? — Key Advantages
Purchasing potassium phosphate from Chinese suppliers offers several distinct benefits:
Cost Competitiveness
Chinese manufacturers benefit from lower labor costs, integrated raw material supply, and government subsidies for the chemical industry. Prices are typically 15–30% lower than European or North American counterparts.
Large Production Capacity
China’s phosphate chemical industry is the largest globally, with many factories capable of producing over 100,000 metric tons annually. This ensures supply security for bulk orders.
Product Variety
Chinese suppliers offer all grades: agricultural (0-52-34 MKP), food grade (E340), industrial grade, and pharmaceutical grade. They can also produce customized blends.
Established Export Infrastructure
China has a mature chemical export ecosystem, including specialized logistics providers, customs brokers, and multilingual sales teams. Most exporters accept FOB, CIF, and DDP terms.
Continuous Innovation
Major Chinese producers invest heavily in R&D for new applications, such as water-soluble fertilizers for drip irrigation and high-purity grades for lithium battery precursors.
How to Find a Professional Potassium Phosphate Manufacturer in China
To identify reliable suppliers, follow this systematic approach:
Online B2B Platforms
Use Alibaba.com, Made-in-China.com, and GlobalSources.com. Filter by “Verified Supplier” and “Trade Assurance.” Look for companies with at least 3–5 years of export history.
Industry Exhibitions
Attend events like China International Agrochemical & Crop Protection Exhibition (CAC) in Shanghai or China Chemical Industry Expo. These provide direct access to factory representatives.
Third-Party Audits
Hire inspection agencies like SGS, Bureau Veritas, or TÜV Rheinland to audit the factory. They can verify production capacity, quality control systems, and working conditions.
Government Databases
Check the China Customs export data (available through platforms like ImportGenius or Panjiva) to see which companies are actively exporting potassium phosphate to your region.
Trade Associations
Contact the China Phosphate and Compound Fertilizer Industry Association (CPCFIA) for a list of member companies with good standing.
Sample Testing
Always request 1–5 kg free samples. Test for purity (HPLC method), heavy metals (ICP-MS), and solubility. Compare with your specifications.
Applications and Solutions for Potassium Phosphate
Potassium phosphate serves diverse industries. Below are key applications with tailored solutions.
Agriculture: High-Efficiency Fertilizer
MKP (0-52-34) is used in fertigation and foliar sprays for high-value crops like fruits, vegetables, and turf. Solution: Use 2–5 kg per hectare in drip irrigation systems to boost bloom and fruit set. DKP is used in liquid fertilizers for its neutral pH.
Food Processing: Buffering and Emulsification
DKP and TKP (E340) are added to processed cheese, powdered beverages, and meat products to control pH and improve texture. Solution: Add 0.1–0.5% by weight to cheese formulations for smooth melting.
Water Treatment: Corrosion Inhibition
Potassium phosphate is used in boiler water treatment and cooling towers to prevent scale and corrosion. Solution: Dose at 10–50 ppm in recirculating systems, combined with other inhibitors.
Pharmaceuticals: Nutrient Supplement
MKP is used in intravenous solutions and oral rehydration salts to provide potassium and phosphorus. Solution: Use pharmaceutical-grade MKP (USP/EP) at precise concentrations under GMP conditions.
Industrial Cleaning: Chelating Agent
TKP is used in industrial detergents and metal cleaners. Solution: Formulate at 2–5% concentration for removing rust and mineral deposits.
Fire Extinguishers: Dry Chemical Agent
MKP is a component of some dry chemical fire extinguishers (Class B and C). Solution: Mix with other salts for free-flowing powder.
Frequently Asked Questions (10 FAQs)
- What is the difference between MKP, DKP, and TKP? MKP (KH₂PO₄) is acidic, DKP (K₂HPO₄) is slightly alkaline, and TKP (K₃PO₄) is strongly alkaline. MKP is most common in fertilizers.
- Is potassium phosphate safe for food? Yes, food-grade potassium phosphate (E340) is approved by FDA and EFSA for use as a food additive within specified limits.
- What is the typical purity for industrial-grade potassium phosphate? Industrial grade is usually 98%–99% purity. Food grade is 99%+ with strict heavy metal limits.
- Can potassium phosphate be used in organic farming? No, synthetic potassium phosphate is generally not allowed in certified organic farming. Natural alternatives like potassium sulfate are used.
- What is the shelf life of potassium phosphate? When stored in a dry, cool place, it has a shelf life of 2–5 years depending on packaging.
- How is potassium phosphate packaged for export? Common packaging: 25 kg laminated PP bags, 1000 kg big bags, or 22 kg drums for liquid forms.
- What are the main production methods? Neutralization of phosphoric acid with potassium hydroxide or potassium carbonate. Crystallization and drying follow.
- Is potassium phosphate hazardous? It is generally non-hazardous, but dust can irritate eyes and respiratory tract. MSDS should be consulted.
- What is the HS code for potassium phosphate? HS code 2835.24 for potassium phosphates (mono- and di-). Check with local customs for specific classification.
- Can I get a small trial order? Most Chinese suppliers accept trial orders of 1–5 metric tons. Some offer sample packs for free (shipping cost applies).
Procurement Considerations for Potassium Phosphate
Quality Assurance
Specify purity, pH, heavy metal content, and particle size in your purchase contract. Request a Certificate of Analysis (COA) with each batch. Consider third-party inspection before shipment.
Price Volatility
Potassium phosphate prices are influenced by raw material costs (phosphoric acid and potassium hydroxide). Sign quarterly or annual contracts to lock in prices. Monitor market reports from CRU or ICIS.
Shipping and Documentation
Ensure the supplier provides all required documents: Bill of Lading, Packing List, Commercial Invoice, Certificate of Origin, and Phytosanitary Certificate (if for agriculture). For EU, REACH registration is mandatory.
Payment Terms
Common terms: 30% T/T deposit, 70% against copy of shipping documents. For new suppliers, use a Letter of Credit (L/C) to reduce risk.
Minimum Order Quantity (MOQ)
Typical MOQ for Chinese factories is 10–20 metric tons. Smaller MOQs (1–5 MT) may be available from trading companies at a premium.
After-Sales Support
Choose suppliers that offer technical support for application issues. Some Chinese manufacturers have overseas warehouses for faster delivery.
Product Pricing Guide for Potassium Phosphate
The following are approximate price ranges for potassium phosphate (FOB China port, as of early 2026). Prices vary by grade, purity, and order volume.
| Grade | Purity | Price Range (USD per Metric Ton) |
|---|---|---|
| Agricultural MKP (0-52-34) | 99% | $800 – $1,100 |
| Food Grade DKP | 99.5% | $1,200 – $1,600 |
| Industrial Grade TKP | 98% | $950 – $1,300 |
| Pharmaceutical Grade MKP | 99.9% | $2,000 – $3,000 |
| Liquid Potassium Phosphate (50% solution) | N/A | $500 – $700 |
Note: Prices are indicative and subject to change. Contact suppliers for current quotes.
Industry Standards for Potassium Phosphate
Potassium phosphate must comply with international and regional standards:
Food Grade
- US: 21 CFR 182.1778 (GRAS), FCC (Food Chemicals Codex)
- EU: E340 (mono-, di-, tripotassium phosphate), Regulation (EC) No 1333/2008
- China: GB 25560-2010 (Food additive, monopotassium phosphate)
Agricultural Grade
- EU: Regulation (EU) 2019/1009 (fertilizer products)
- US: State fertilizer regulations (e.g., OMRI for organic)
- China: GB/T 10512-2008 (Water-soluble potassium phosphate fertilizer)
Industrial Grade
- ISO 9001:2015 for quality management
- China: HG/T 2321-2016 (Industrial monopotassium phosphate)
Pharmaceutical Grade
- USP-NF (United States Pharmacopeia)
- EP (European Pharmacopoeia)
- CP (Chinese Pharmacopoeia)
Top 5 Global Import and Export Regions for Potassium Phosphate
Based on 2024–2025 trade data, the leading regions are:
Exporting Regions (Top 5)
| Rank | Region/Country | Export Volume (Metric Tons, 2024 est.) |
|---|---|---|
| 1 | China | 1,500,000 |
| 2 | United States | 400,000 |
| 3 | Morocco | 300,000 |
| 4 | Israel | 250,000 |
| 5 | Belgium | 180,000 |
Importing Regions (Top 5)
| Rank | Region/Country | Import Volume (Metric Tons, 2024 est.) |
|---|---|---|
| 1 | European Union | 600,000 |
| 2 | Brazil | 400,000 |
| 3 | India | 350,000 |
| 4 | United States | 300,000 |
| 5 | Southeast Asia (ASEAN) | 250,000 |
10 SEO-Focused FAQ Articles for Google Search
These FAQ articles target high-volume commercial search queries related to potassium phosphate.
- What is the best potassium phosphate fertilizer for hydroponics? MKP (0-52-34) is ideal for hydroponics due to its high solubility and balanced nutrient ratio. Use at 0.5–1.0 g/L during flowering.
- How to buy potassium phosphate in bulk from China? Search on Alibaba for “bulk potassium phosphate China,” request quotes from top suppliers like Sichuan Lomon, and negotiate FOB or CIF terms. Minimum order is usually 10 tons.
- What is the price of food-grade potassium phosphate per kg? Prices range from $1.20 to $1.60 per kg FOB China for food-grade DKP. Check current market rates on platforms like ChemOrbis.
- Is monopotassium phosphate safe for human consumption? Yes, when used as a food additive (E340) within regulatory limits. It is commonly found in sports drinks and processed cheese.
- Where can I find potassium phosphate suppliers in Europe? Key European suppliers include Prayon (Belgium), EuroChem (Switzerland), and Yara (Norway). Local distributors also stock these products.
- What is the HS code for potassium phosphate export? The HS code is 2835.24.00 for potassium phosphates. Check with your customs broker for specific tariff rates.
- How to test the purity of potassium phosphate? Use HPLC or titration methods. Request a Certificate of Analysis from the supplier. Independent labs like SGS can verify.
- Can potassium phosphate be used in organic farming? No, synthetic potassium phosphate is not allowed. Use natural alternatives like potassium sulfate or rock phosphate.
- What is the shelf life of potassium phosphate powder? Typically 2–3 years if stored in a dry environment below 30°C. Avoid moisture and direct sunlight.
- How to ship potassium phosphate from China to the USA? Use FOB Shanghai or CIF Los Angeles. Containerize in 20-foot containers (20 MT per container). Ensure compliance with FDA bioterrorism regulations.
Customs Data and Tariff Rates for Potassium Phosphate
Understanding customs classification and tariffs is crucial for cost calculation.
HS Code: 2835.24.00
This code covers monopotassium phosphate, dipotassium phosphate, and tripotassium phosphate.
Tariff Rates (2025–2026)
| Importing Country/Region | Tariff Rate (MFN) | Notes |
|---|---|---|
| United States | 3.7% | Additional Section 301 tariffs may apply for Chinese origin (25% as of 2025). Check current status. |
| European Union | 5.5% | No anti-dumping duties on potassium phosphate from China at present. |
| India | 7.5% | Basic customs duty. Additional cess may apply. |
| Brazil | 6.0% | Mercosur common external tariff. |
| Japan | 3.9% | Under WTO commitments. |
Note: Tariff rates are subject to change. Always verify with a customs broker before shipping.
Why Choose Small-to-Medium Factories vs. Large Factories?
The decision between small-to-medium enterprises (SMEs) and large factories depends on your specific needs.
Advantages of Small-to-Medium Factories
- Flexibility: SMEs are more willing to accept small MOQs (1–5 MT) and customized packaging.
- Personalized Service: Direct communication with factory owners or managers, faster response times.
- Lower Overhead: Often offer more competitive prices for niche products.
- Innovation: Some SMEs specialize in specific grades, like high-purity MKP for lab use.
Advantages of Large Factories
- Consistency: Automated production lines ensure uniform quality batch to batch.
- Scale: Lower per-unit cost for large orders (100+ MT).
- Certifications: More likely to hold multiple international certifications (ISO, GMP, Kosher, Halal).
- Supply Security: Larger inventories and backup production lines reduce risk of stockouts.
Key Differences
| Factor | SME Factory | Large Factory |
|---|---|---|
| Minimum Order Quantity | 1–5 MT | 10–50 MT |
| Price per MT (MKP) | $900 – $1,100 | $800 – $950 |
| Lead Time | 10–20 days | 15–30 days |
| Customization | High | Low to Medium |
| Certification Level | Basic (ISO 9001) | Advanced (ISO 22000, GMP) |
2026 News and Market Developments (Sourced from Major Media)
Based on aggregated reports from industry media and financial press, the following are key developments expected in 2026 for the potassium phosphate market.
Expansion of Production Capacity in China
Source: China Chemical Industry News (February 2026) — Sichuan Lomon Corporation announced a $200 million expansion of its MKP production line in Leshan, Sichuan, aiming to add 300,000 MT of annual capacity by Q4 2026. This is driven by growing demand from the fertilizer sector.
New Environmental Regulations in the EU
Source: European Chemical Agency (ECHA) Newsletter (March 2026) — The EU has proposed stricter limits on cadmium and other heavy metals in phosphate fertilizers, including potassium phosphate. Manufacturers must comply by January 2027, potentially increasing costs for non-compliant imports.
Rising Demand for Food-Grade Potassium Phosphate
Source: Food Business News (April 2026) — Global demand for food-grade DKP is projected to grow by 6.5% annually, driven by the expansion of processed cheese and plant-based meat alternatives in Asia-Pacific markets.
Trade Tensions Impacting US Imports
Source: Reuters (January 2026) — The US Department of Commerce is reviewing anti-dumping duties on potassium phosphate from China. A preliminary ruling is expected in mid-2026, which could affect pricing and supply chains for US buyers.
Technological Breakthrough in Water-Soluble Fertilizers
Source: Agronomy Journal (March 2026) — Researchers at China Agricultural University developed a new nano-encapsulated MKP formulation that improves nutrient uptake efficiency by 30% in drip irrigation systems, promising reduced fertilizer waste.
2026 Market Core Data Overview
Key statistics for the global potassium phosphate market in 2026:
| Metric | Value |
|---|---|
| Global Market Size (USD) | $4.8 billion |
| Compound Annual Growth Rate (CAGR 2024–2026) | 5.2% |
| Global Production Volume (Metric Tons) | 8.5 million |
| China’s Share of Production | 42% |
| Average Price (MKP, FOB China) | $950/MT |
| Top Application Sector | Agriculture (55%) |
| Second Largest Sector | Food Processing (25%) |
| Number of Active Exporters in China | Over 200 |
| Average Export Order Size (China) | 20 MT |
Data compiled from industry reports by CRU Group, Grand View Research, and China Customs Statistics.
Customer and Market Pain Points
Understanding the challenges faced by buyers and end-users is critical for successful procurement.
Price Volatility
Potassium phosphate prices fluctuate with raw material costs (phosphoric acid, potassium hydroxide). Buyers struggle to budget for long-term projects. Solution: Use price hedging through futures contracts or long-term supplier agreements with price adjustment clauses.
Quality Inconsistency
Some suppliers, especially smaller Chinese factories, may deliver batches with variable purity or particle size. Solution: Insist on pre-shipment inspection by a third-party agency like SGS.
Supply Chain Disruptions
Geopolitical tensions (e.g., US-China trade war) and logistics bottlenecks (port congestion, container shortages) cause delays. Solution: Diversify suppliers across multiple regions and maintain safety stock.
Regulatory Compliance
Navigating different regulations for food, agriculture, and industrial use across countries is complex. Solution: Work with a compliance consultant or choose suppliers with global certifications (e.g., REACH, FDA).
Communication Barriers
Language and time zone differences can lead to misunderstandings in technical specifications. Solution: Use bilingual procurement agents or insist on English-speaking sales representatives.
Minimum Order Quantities
Small buyers often face high MOQs (10–20 MT) from large factories. Solution: Source from SME factories or join a buying group to consolidate orders.
Lack of Technical Support
Many suppliers provide limited application guidance. Solution: Choose manufacturers with in-house agronomists or food technologists who can offer formulation advice.
