Product Introduction
Sodium Citrate (Trisodium Citrate Dihydrate) – Reliable China Supplier
WEHENGFOOD™ is a professional Sodium Citrates Manufacturers, Suppliers and Wholesalers in China, specializing in the supply of high-quality food additives, including Sodium Citrate (Trisodium Citrate Dihydrate, E331) for global food, beverage, dairy, and pharmaceutical industries.
Sodium Citrate is the sodium salt of citric acid, widely used as an acidity regulator, buffering agent, emulsifier, stabilizer, and flavor enhancer. It is commonly applied in beverages, dairy products, cheese processing, confectionery, bakery products, jams, sauces, and nutritional formulations due to its excellent pH control ability and stability.
Our food-grade Sodium Citrate complies with international quality standards and is supplied as a white crystalline powder with excellent solubility and consistent particle size distribution. We offer different mesh sizes, including 12-40 mesh and 20-100 mesh, to meet different application requirements from beverage manufacturers, dairy producers, and food ingredient distributors.
Competitive Price with Stable Quality
Compared with well-known Sodium Citrate brands such as ENSIGN, TTCA, RZBC, TAIHE, and SEVEN STAR LEMON, WEHENGFOOD™ provides more competitive pricing while maintaining comparable quality standards.
We have established friendly and long-term cooperation with leading citrate manufacturers in China. Besides supplying our own products, we are also an authorized distributor and partner for brands including ENSIGN, TTCA, RZBC, TAIHE, and SEVEN STAR LEMON, helping overseas customers source different brands according to their specific requirements.
Whether you need our competitive WEHENGFOOD™ Sodium Citrate or require original products from major Chinese manufacturers, we can provide flexible sourcing solutions, stable supply, and professional export service.

Certificate of Analysis
Item | Unit | Quality Standards | Analysis Results |
Characters | – | White or almost white, crystalline powder or granular crystals. Slightly deliquescent in moist air. Freely soluble in water, practically insoluble in ethanol | Pass |
Identification | – | Pass Test | Pass |
Appearance of solution | – | Pass Test | Pass |
Assay | % | 99.0-100.5 | 99.6 |
Water | % | 11.0-13.0 | 12.22 |
Readily Carbonisable Substances | – | Pass Test | Pass |
Acidity or Alkalinity | – | Pass Test | Pass |
pH(5 % aqueous solution) | – | 7.5-9.0 | 8.1 |
Sulfate | mg/kg | ≤50 | <50 |
Oxalate | mg/kg | ≤50 | <50 |
Chloride | mg/kg | ≤10 | <10 |
Iron | mg/kg | ≤5 | <5 |
Lead | mg/kg | ≤0.1 | <0.1 |
Arsenic | mg/kg | ≤0.1 | <0.1 |
Mercury | mg/kg | ≤0.1 | <0.1 |
Heavy Metals | mg/kg | ≤5 | <5 |
Tartrate | – | Pass Test | Pass |
Pyrogen | – | Pass Test | Pass |
Conclusion: The product is in conformity with BP/EP/USP/FCC/E331/ENSIGN.
Functions and Usages
Key Functions:
1. Acidity Regulator & Buffering Agent
Sodium Citrate helps adjust and maintain acidity levels, providing balanced flavor and stable pH control in beverages, dairy products, sauces and processed foods.
2. Emulsifier & Stabilizer
It improves the stability of fat and protein systems, prevents separation and enhances texture, especially in processed cheese and dairy products.
3. Chelating Agent
Sodium Citrate binds metal ions such as calcium and magnesium, helping improve product stability and processing performance.
Applications of Sodium Citrate
Sodium Citrate E331 is widely used in:
- Beverage Industry – pH regulator, acidity controller, flavor enhancer
- Dairy Products – emulsifying salt for processed cheese and dairy formulations
- Food Processing – stabilizer and buffering agent
- Bakery Products – improves product stability and texture
- Confectionery & Desserts – acidity adjustment and formulation improvement
- Nutritional Products – mineral and electrolyte formulations
.Why Choose WEHENGFOOD™ Sodium Citrate?
As a professional Chinese food ingredient supplier, WEHENGFOOD™ focuses on providing cost-effective solutions for international buyers.
Our advantages include:
✔ Competitive prices compared with major brands
✔ Similar quality level to leading Chinese citrate brands
✔ Multiple sourcing channels from top manufacturers
✔ Professional export experience
✔ Flexible MOQ and packaging options
✔ One-stop sourcing service for food additives
For customers looking for a reliable Sodium Citrate Manufacturer, Supplier and Wholesaler in China, WEHENGFOOD™ provides a balance of quality, price, and supply stability.
Contact us today for Sodium Citrate samples, specifications, COA, and competitive quotation.
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FAQ
Q1: What is Sodium Citrate?
Sodium Citrate, also known as Trisodium Citrate or E331, is the sodium salt of citric acid. It is a white crystalline powder widely used as a food additive, acidity regulator, emulsifying salt, stabilizer, and buffering agent in food and beverage applications.
Q2: What are the main uses of Sodium Citrate?
Sodium Citrate is widely used in dairy products, beverages, processed foods, sauces, meat products, and nutritional products. It helps regulate acidity, improve texture, enhance stability, and maintain consistent product quality during processing and storage.
Q3: What is the difference between Sodium Citrate and Citric Acid?
Citric Acid (E330) is mainly used as an acidulant to provide sour taste and adjust pH, while Sodium Citrate (E331) is a citrate salt mainly used for buffering, emulsification, and stabilization. Sodium Citrate is often combined with citric acid to achieve better pH control and product performance.
Q4: Is Sodium Citrate safe for food applications?
Yes. Food-grade Sodium Citrate (E331) is widely approved for use in food applications worldwide. When used according to food regulations, it is considered safe and commonly used as an acidity regulator, emulsifying salt, and stabilizer.
Q5: What particle sizes of Sodium Citrate do you supply?
We supply high-quality food-grade Sodium Citrate with different particle sizes, including 12-40 mesh and 20-100 mesh, suitable for food, beverage, dairy, and industrial applications. Customized specifications and packaging solutions are also available according to customer requirements.
Q6: Why choose your Sodium Citrate supplier?
We provide reliable food-grade Sodium Citrate with competitive pricing, stable supply, and consistent quality. Compared with major Chinese brands such as ENSIGN, TTCA, RZBC, TAIHE, and Seven Star Lemon, our products offer a more cost-effective solution with comparable quality. We also cooperate with leading citrate manufacturers in China to provide flexible sourcing options for global customers.











