This section focuses on an overview of sodium benzoate powder as well as its manufacturing processes and uses. Also, please check out the introduction to sodium benzoate manufacturers, supply chain issues, sodium benzoate suppliers, and sodium benzoate prices. Sinofi can help you buy high-quality sodium benzoate in bulk for your industry applications at wholesale prices based on E211 and CAS 532-32-1.
Table of Contents
What is Sodium Benzoate?
Sodium benzoate is a widely used preservative in the food and beverage industry. It forms when benzoic acid reacts with sodium hydroxide. In its pure form, sodium benzoate appears as a white, crystalline powder that dissolves readily in water. As a sodium salt of benzoic acid, it has been utilized for over a century to extend the shelf life of various products. This property makes sodium benzoate particularly effective as a food preservative, as it can easily integrate into liquid and semi-liquid products. According to the U.S. Food and Drug Administration (FDA), sodium benzoate is approved to be used in the food and pharmaceutical industries.
CAS No.: 532-32-1
According to the American Chemical Society, the CAS number of sodium benzoate is 532-32-1.
Molecular Formula: C7H5NaO2
Molecular Mass: 144.105
Appearance: White crystalline powder
Solubility: Readily dissolves in water.
Other Names:
♦ Benzoate of Soda
♦ Benzoic Acid, Sodium Salt
E number: E211
According to the European Food Safety Authority (EFSA), sodium benzoate is approved to be used as food additive E211.
Bulk Sodium Benzoate Manufacturers
The global sodium benzoate production capacity is dominated by several bulk manufacturers across multiple continents, with key production centers in Asia, North America, and Europe. Annual production capacity exceeds 100,000 metric tons. Bulk sodium benzoate manufacturers like Eastman and Kalama Chemical operate multiple manufacturing facilities, ensuring a consistent supply to serve customers across the food, beverage, and personal care industries.
Sinofi is a bulk sodium benzoate manufacturer in China, and we have a manufacturing facility with 2,500 square meters for the production of sodium benzoate E211. We supply high-quality sodium benzoate at bulk prices and serve the food, pharmaceutical, cosmetics, and personal care industries worldwide.
Manufacturing Process of Sodium Benzoate
Raw Material Selection and Preparation
The primary raw materials for sodium benzoate production are benzoic acid and sodium hydroxide (caustic soda). The benzoic acid should meet USP/FCC grade specifications with a minimum purity of 99.5%. Sodium hydroxide is typically used as a 45-50% aqueous solution to ensure optimal reaction conditions.
Neutralization Reaction
The manufacturing process begins with the neutralization reaction between benzoic acid and sodium hydroxide. This reaction occurs in stainless steel reactors equipped with temperature control systems and agitators.
The neutralization reaction follows the equation: C6H5COOH + NaOH → C6H5COONa + H2O
Crystallization Process
Following neutralization, the solution undergoes crystallization. This stage requires precise temperature control and involves several steps:
The solution is cooled gradually to 20-25°C under controlled conditions
Crystal formation is initiated through seed crystal addition
Residence time in the crystallizer is maintained for 2-3 hours to achieve optimal crystal size
Filtration and Drying
The crystallized sodium benzoate undergoes separation through:
Initial filtration using centrifugal filters.
Secondary filtration through the plate and frame filter press.
Drying in fluid bed dryers at 60-70°C.
Moisture content reduction to less than 1%
The economic viability of sodium benzoate production depends on several factors:
Raw material costs and availability
Energy consumption optimization
Equipment maintenance requirements
Labor and operational expenses
Market demand and pricing trends
Bulk Sodium Benzoate Suppliers
The global sodium benzoate supply features a diverse range of suppliers, with major manufacturing hubs concentrated in China, India, and Western Europe. Bulk sodium benzoate suppliers like Eastman and Kalama Chemical maintain stringent quality control processes and offer various grades of sodium benzoate suitable for different applications.
Sinofi is a bulk sodium benzoate supplier in China, and we have a warehouse with 1,200 square meters for high-quality sodium benzoate E211. We sell different grades of sodium benzoate at wholesale prices to food, pharmaceutical, cosmetics, and personal care manufacturers.
Supply Chain of Sodium Benzoate
The sodium benzoate supply chain consists of several interconnected tiers, beginning with raw material suppliers and extending to end-users across various industries.
Supply Chain Structure
Raw Material Sourcing
The production of sodium benzoate begins with two primary raw materials: benzoic acid and sodium hydroxide. The global supply of these raw materials is heavily influenced by the petrochemical industry’s dynamics and crude oil prices.
Key sourcing regions include:
• China (largest producer of benzoic acid)
• United States
• Western Europe
• India
Manufacturing Process
The manufacturing tier of the supply chain consists of chemical companies that produce sodium benzoate through the neutralization of benzoic acid with sodium hydroxide. This process requires specialized equipment and strict quality control measures to meet various regulatory standards.
Distribution Network
Primary Distribution
The primary distribution network involves the movement of bulk sodium benzoate from manufacturers to:
• Chemical distributors
• Large-scale industrial users
Secondary Distribution
Secondary distribution channels handle the movement of sodium benzoate to end-users through:
• Regional chemical distributors
• Industry-specific suppliers
• Value-added repackagers
• Local warehousing facilities
End Users
The end-user segment of the supply chain is diverse, including:
• Food and beverage manufacturers
• Pharmaceutical companies
• Personal care product manufacturers
• Industrial chemical users
Success in managing this supply chain requires understanding its structure, anticipating challenges, and adapting to evolving market demands while maintaining regulatory compliance and quality standards.
Wholesale and Buy Sodium Benzoate in Bulk
Successful wholesale sodium benzoate procurement requires careful attention to quality standards, regulatory compliance, and proper handling procedures. Sodium benzoate buyers should develop comprehensive sourcing strategies that balance cost considerations with quality requirements and supply chain resilience. By partnering with reputable sodium benzoate suppliers and maintaining appropriate safety protocols, buyers can efficiently manage their preservative supply chain needs.
As a bulk sodium benzoate manufacturer and supplier in China, we supply high-quality products for the food, pharmaceutical, cosmetics, and personal care industries. We also wholesale sodium benzoate to small customers. Normally, they want to buy sodium benzoate in small quantities. To serve them, we can wholesale high-quality sodium benzoate at bulk prices and provide a one-stop purchasing service.
Sodium Benzoate Prices (USD/Kg)
Food Grade Sodium Benzoate Prices (purity = 99.0% – 100.5%)
| Volume | Unit Price | Shipment |
| 50g | 3 USD | Express |
| 500g | 8 USD | Express |
| 1Kg | 12 USD /Kg | Express |
| 10Kg | negotiable | Express |
| 100Kg-Above | negotiable | Express / Sea |
The global sodium benzoate market has demonstrated remarkable resilience in recent quarters, with prices stabilizing after the volatility experienced during the post-pandemic period. This stabilization reflects improved production capacity utilization rates across major manufacturing hubs in China and India, which together account for approximately 60% of global supply. Food and beverage manufacturers, the primary consumers of sodium benzoate, have benefited from the price stabilization, allowing for more accurate cost projections and inventory management. The pharmaceutical sector, another significant end-user, has reported improved availability of pharmaceutical-grade sodium benzoate, though at slightly higher price points compared to food-grade material.
Furthermore, the above sodium benzoate price quotations, especially for small orders, do not include the express shipping fee. The reason is that the shipment cost of sodium benzoate may exceed the value of the sample. However, the bulk wholesale prices of sodium benzoate will be much lower than those of small orders. Please contact us for more details.
Sodium Benzoate Uses
Sodium benzoate serves as one of the most widely used preservatives in food, beverages, pharmaceuticals, and personal care products. It plays an essential role in extending product shelf life and ensuring consumer safety across multiple industries.
Food Uses
In the food and beverage industry, sodium benzoate functions primarily as an antimicrobial preservative. Manufacturers incorporate it into acidic products like carbonated drinks, fruit juices, jams, and pickled vegetables to inhibit the growth of yeasts, molds, and bacteria. The compound proves particularly effective in products with a pH level below 4.5, making it ideal for preserving acidic foods and beverages.
Pharmaceutical Uses
The pharmaceutical sector utilizes sodium benzoate in liquid medications, including cough syrups and oral suspensions. Its preservative properties help maintain the stability and efficacy of these medical formulations throughout their shelf life. Additionally, the compound serves as an important ingredient in various over-the-counter medications.
Personal Care and Cosmetic Uses
Personal care products frequently contain sodium benzoate as a preservative. Manufacturers add it to shampoos, conditioners, body washes, and moisturizers to prevent microbial contamination. Its ability to maintain product integrity makes it valuable in cosmetic formulations.
Industrial Uses
Beyond consumer products, sodium benzoate finds applications in industrial settings. The automotive industry uses it in antifreeze formulations, while manufacturers employ it in various industrial cleaning solutions. Its antimicrobial properties make it useful in protecting industrial products from degradation during storage and transport.
Sodium Benzoate Benefits
Sodium benzoate, a widely used preservative in the food and beverage industry, offers numerous advantages that have made it an invaluable component in various applications.
Essential Preservative Properties
Sodium benzoate serves as a highly effective preservative by inhibiting the growth of harmful microorganisms, including bacteria, yeasts, and molds.
Cost-Effective Solution
From a business perspective, sodium benzoate presents a cost-effective preservation solution compared to alternative preservatives. Its high efficacy at low concentrations means manufacturers can achieve desired preservation results while minimizing ingredient costs.
Biodegradability
From an environmental perspective, sodium benzoate offers several advantages. Its biodegradability and minimal environmental impact make it an environmentally responsible choice for manufacturers concerned with sustainability.
Sodium Benzoate Used in Food
An Energy Drink Rich in Dietary Fiber
With the following ingredients added per 1000 ml drink by weight:
citrus pulp fiber, 40g; white granulated sugar, 120g; taurine, 500mg; lysine, 300mg; vitamin B6, 1.6mg; vitamin C, 120mg; vitamin B12, 1.7μg; potassium chloride, 300mg; sodium chloride, 600mg; niacin, 18mg; guarana extract, 1000mg; sodium benzoate, 200mg; citric acid, 5g; L-malic acid, 1000mg; tartrazine, 30mg; allura red, 1.0mg; menthol, 60mg; and Red Bull flavoring, 3g; the remainder is water.
In conclusion, sodium benzoate continues to play a vital role in food preservation and industrial applications. Understanding its properties, benefits, and limitations helps manufacturers and consumers make informed decisions about its use while ensuring product safety and quality. As a sodium benzoate manufacturer and supplier in China, we sell different grades of sodium benzoate at wholesale prices to large manufacturers and small customers worldwide.