When it comes to sourcing food grade citric acid for your industrial applications, finding a reliable supplier that combines quality, affordability, and professional service is crucial. Murong (Shanghai) International Trading Co., Ltd., based in Shanghai, has established itself as a leading international trader specializing in water treatment materials and industrial chemicals. With years of industry experience and a commitment to customer satisfaction, we provide comprehensive solutions for businesses worldwide seeking high-quality food grade citric acid and related products.

Why Choose Murong International for Food Grade Citric Acid?
As a specialized international trading company, Murong International offers several compelling advantages that make us the preferred choice for food grade citric acid procurement:
1. Strict Quality Control Standards
Our food grade citric acid meets stringent international quality standards, including ISO certifications and food safety regulations. We work with reputable manufacturers who employ advanced production processes to ensure consistent purity and quality in every batch. Our quality control team conducts rigorous testing and inspection at every stage of the supply chain, from production to packaging and shipping.
2. Competitive Pricing Structure
Understanding the importance of cost-effectiveness in industrial procurement, we’ve developed an efficient supply chain that allows us to offer competitive pricing without compromising quality. Our direct relationships with manufacturers and bulk purchasing capabilities enable us to pass on significant cost savings to our customers, making us one of the most affordable options for food grade citric acid.
3. Comprehensive Product Range
While our expertise in food grade citric acid is unmatched, we also offer a complete range of industrial water treatment chemicals to meet diverse customer needs. Our product portfolio includes:
- Various forms of activated carbon (coconut shell, powdered, columnar, spherical, honeycomb)
- Polyacrylamide for wastewater treatment
- Lemon acid (citric acid) in food and industrial grades
- Anthracite filter media for water purification
- Polyaluminum chloride and other coagulants
- Sodium hydroxide and other industrial chemicals
4. Global Supply Capabilities
With our headquarters in Shanghai and an extensive international network, we’re well-positioned to serve customers worldwide. Our modern logistics system ensures timely delivery of food grade citric acid to any destination, with flexible shipping options to accommodate different order sizes and urgency requirements.

Understanding Food Grade Citric Acid Specifications
When selecting a food grade citric acid supplier, it’s essential to understand the key specifications that determine product quality and suitability for your applications:
| Specification | Description | Murong Standard |
|---|---|---|
| Purity | Percentage of citric acid content | ≥99.5% |
| Heavy Metals | Maximum allowable concentration | ≤10ppm |
| Sulfate Ash | Residue after combustion | ≤0.1% |
| Water Insoluble Matter | Undissolved particles in water | ≤0.05% |
| Packaging | Container type and material | 25kg bags or custom |
Applications of Food Grade Citric Acid in Industry
Food grade citric acid serves multiple functions across various industries, making it a versatile and valuable chemical for many manufacturing processes:
1. Food and Beverage Industry
As a natural preservative and acidulant, food grade citric acid helps extend shelf life while enhancing flavor in products like beverages, candies, and canned foods. Its ability to control pH levels makes it essential in food processing.
2. Pharmaceutical Industry
In pharmaceutical manufacturing, citric acid acts as an excipient in tablet formulations and as a buffering agent in liquid medications. Its compatibility with human consumption makes it ideal for these sensitive applications.
3. Cosmetics and Personal Care
Food grade citric acid finds use in skincare products, shampoos, and bath products for its exfoliating properties and ability to adjust product pH to match skin’s natural acidity.
4. Cleaning and Sanitation
When formulated into cleaning products, citric acid effectively removes hard water stains, soap scum, and rust while being gentle enough for use in food processing facilities.
5. Water Treatment
Although our industrial grade citric acid is more commonly used for this purpose, food grade citric acid can also serve in specialized water treatment applications where purity requirements are exceptionally high.
FAQ
What certifications should I look for in a food grade citric acid supplier?
Reputable suppliers should provide ISO 9001 (quality management), ISO 22000 (food safety management), and HACCP certifications. For specific markets, additional certifications like Kosher, Halal, or FDA registration may be required. Murong International maintains all these certifications and can provide documentation upon request.
How does food grade citric acid differ from industrial grade?
Food grade citric acid has stricter purity requirements and lower limits for heavy metals and other contaminants compared to industrial grade. It’s processed and packaged in facilities that meet food safety standards. Murong International clearly labels all products to prevent misuse.
What is the typical shelf life of food grade citric acid?
When stored properly in a cool, dry place away from direct sunlight, food grade citric acid maintains its quality for 2-3 years. Murong International provides batch-specific expiration dates and storage recommendations with every shipment.
Can you provide samples of food grade citric acid before placing a large order?
Yes, we understand the importance of testing products before committing to large quantities. Murong International offers sample quantities (typically 1-5kg) at nominal cost to help customers evaluate our product quality and suitability for their applications.
What are your minimum order quantities for food grade citric acid?
Our minimum order quantity is typically one pallet (approximately 1 metric ton), but we can accommodate smaller orders for new customers or special circumstances. For container-load orders, we offer additional discounts and prioritized production scheduling.
How do you ensure product quality during transportation?
Murong International uses food-grade packaging materials and includes desiccant packs to prevent moisture absorption during shipping. For sea freight, we recommend container liner bags for additional protection. Our logistics team tracks all shipments and provides regular updates.
What payment terms do you offer for international transactions?
We accept various payment methods including telegraphic transfer (T/T), letter of credit (L/C), and for established customers, payment against documents (D/P). Our flexible terms help accommodate different business models and risk preferences.
Do you provide technical support for using food grade citric acid?
Absolutely. Our technical team includes chemists and application specialists who can provide guidance on proper usage, dosage recommendations, and compatibility with other ingredients. We also offer MSDS and COA documents with every shipment.
Summary
Choosing the right supplier for food grade citric acid is critical for maintaining product quality, ensuring regulatory compliance, and optimizing production costs. Murong (Shanghai) International Trading Co., Ltd. stands out as a reliable partner with our commitment to quality, competitive pricing, and comprehensive product range. Our international experience and customer-centric approach make us the ideal choice for businesses seeking a trustworthy source of food grade citric acid and other industrial water treatment chemicals.
With our headquarters in Shanghai and global distribution capabilities, we’re well-equipped to serve customers worldwide. Contact us today to discuss your specific requirements and discover how Murong International can support your business with our high-quality food grade citric acid solutions.