Customization: | Available |
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CAS No.: | 6132-04-3 |
Formula: | C6h5na3o7.2H2O |
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Sodium citrate (chemical formula Na3C6H5O7·2H2O) is a white crystalline or granular powder with good solubility, easily soluble in water and slightly soluble in ethanol. It is a weakly alkaline salt that exhibits buffering capacity in aqueous solutions, helping to regulate the pH level and maintain relative stability. The production process of sodium citrate primarily uses citric acid as the raw material and is obtained through neutralization reactions. Citric acid is an organic acid widely found in nature, and sodium citrate inherits many of its excellent properties while being chemically optimized to be more suitable for various industrial and food processing applications.
(1) pH Balancing Ability: Sodium citrate can form a buffering system in solution, effectively regulating the pH level. This property allows it to maintain the acid-base balance in food processing, preventing food spoilage or changes in taste due to pH fluctuations. For example, in beverage production, sodium citrate ensures the appropriate acidity of the beverage while stabilizing its flavor and extending its shelf life.
(2) Antimicrobial and Preservative Functions: Sodium citrate has certain antimicrobial properties that inhibit the growth and reproduction of microorganisms. In food preservation, it can slow down the oxidation and spoilage processes, reducing the proliferation of bacteria and molds in food, thereby extending its shelf life. For instance, in the processing of meat products and seafood, the addition of an appropriate amount of sodium citrate can effectively prevent food spoilage and maintain its freshness and taste.
(3) Chelating Ability: Sodium citrate is an excellent chelating agent that can form stable complexes with metal ions. This characteristic makes it highly valuable in industrial cleaning and water treatment. It can chelate calcium, magnesium, and other metal ions in water, preventing the formation of scale and improving the lifespan and operational efficiency of equipment. In food processing, sodium citrate can also chelate iron, copper, and other metal ions in food, preventing their adverse effects on the color and flavor of food, thus maintaining food quality.
(4) High Safety: Sodium citrate is a widely recognized safe food additive, with its scope of use and dosage strictly assessed and regulated by scientific standards. When used properly, sodium citrate is harmless to human health and can be normally metabolized and excreted by the body. This has led to its extensive application in the food industry, making it one of the preferred additives for many food processing companies.
Item | Specification |
Content of Sodium Citrate (on a dry basis) | ≥ 99.0% |
Loss on Drying | ≤ 2.0% |
Residue on Ignition | ≤ 0.1% |
Heavy Metals (as Pb) | ≤ 10 mg/kg |
Arsenic (As) Content | ≤ 3 mg/kg |
Iron (Fe) Content | ≤ 50 mg/kg |
Calcium (Ca) Content | ≤ 500 mg/kg |
pH Value (10% Solution) | 7.5 - 9.0 |
Food Industry
• Acidulant and Flavor Enhancer: Sodium citrate can mitigate the sourness and enhance the taste and flavor of food. For example, adding sodium citrate to beverages, fruit juices, and cold drinks can make the sourness more gentle while enhancing the overall flavor.
• Buffering Agent: Sodium citrate has buffering capacity, which can maintain the stability of the food's pH level and prevent food spoilage due to changes in acidity or alkalinity.
• Emulsifier and Stabilizer: In foods such as ice cream, dairy products, and jams, sodium citrate can act as an emulsifier and stabilizer to prevent separation or crystallization.
• Preservative and Antioxidant: Sodium citrate can inhibit the growth of microorganisms, thereby extending the shelf life of food.
• Other Uses: Sodium citrate can also be used for sweetener correction, viscosity enhancement, and prevention of acidification in food.
Shandong JIUCHONG Chemical Co.,Ltd. is located in the sea salt capital of China-Shouguang Weifang City, Shandong Province. Established in 2016, our company is mainly engaged in the production and sales of magnesium sulfate, calcium chloride, industrial salt, sodium metabisulfite, magnesium chloride, industrial salt, sodium sulfite, poly aluminum chloride, snow melting agent and other bulk chemical products.
After nine years of development, the company has sustained and stable development in the domestic market and received a large number of customers. At the same time, relying on our own geographical location and resource advantages, our company is committed to the optimization of a variety of chemical supply chain, the company exerts its own advantages, strives for excellence, wins the market and customers. Your satisfaction is our driving force. Quality is the soul of enterprise and that is what we have always done.
Shandong JIUCHONG Chemical always adhere to the principle of "integrity management, mutual benefit, and common development", and meet the different needs of customers with high-quality products, reasonable prices and good services.We now have a professional international trade team. And We want to continue our efforts to expand into the international market. We believe we can establish good cooperative relations with Japan, South Korea, Bangladesh, Southeast Asia, Africa, America, Australia and other countries and regions. We sincerely hope to establish a long-term cooperative relationship with you.
1. Who are we?
We are based in Shandong, China, start from 2016, sell to Domestic Market (50.00%), Southeast Asia (20.00%), South Asia (10.00%), Africa (10.00%), North America (5.00%), South America (5.00%). There are total about 11-50 people in our office.
2. How can we guarantee quality?
Always a pre-production sample before mass production.
Always final Inspection before shipment.
3.What can you buy from us?
Magnesium Sulphate, Calcium Chloride, Sodium Metabisulfite, Magnesium Chloride, Aluminum Sulfate
4. Why should you buy from us not from other suppliers?
Annual supply chain capacity over 200,000 ton
Pre-sale and after-sale service
Fast delivery with 15 days
Customized product size and packing
24 hours online service
Stable and qualified supply chain
5. What services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDP,DDU,Express Delivery.
Accepted Payment Currency:USD;
Accepted Payment Type: T/T, L/C,Credit Card.
Language Spoken:English,Chinese