ZLSIL-W22 Food Grade Silicon Dioxide
Product Overview
ZLSIL-W22 is our export-focused full-compliance food-grade precipitated silicon dioxide (E551), designed to meet the regulatory requirements of global food markets. Developed to match international performance standards, this product delivers reliable anti-caking and flow-enhancing performance for export-oriented food manufacturers. It provides a cost-effective domestic alternative that supports seamless access to major global markets.
Manufactured under strict international quality standards, ZLSIL-W22 fully complies with GB 2760, GB 25576-2020, USP, FCC, and EU food additive regulations. With a minimum silicon dioxide purity of 96% and comprehensive international certifications, this product ensures compliance with the requirements of the European Union, North America, and other major food markets.

Core Functions & Applications
Key Functions
1. Long-Distance Transportation Anti-Caking: Provides effective protection against moisture-induced caking during long-term ocean transportation and storage. This ensures that your products arrive at their destination in optimal condition, maintaining their free-flowing properties and quality.
2. Consistent Flow for Global Production Standards: Delivers reliable powder flow characteristics that meet the requirements of international food production facilities. This helps ensure consistent filling accuracy and production efficiency across different manufacturing locations.
3. Global Regulatory Compliance: Manufactured to meet the food safety standards of major global markets, ZLSIL-W22 simplifies export compliance and reduces the risk of regulatory delays or rejections.
Primary Applications
Ideal for export-oriented and high-compliance powdered food production, including:
• Seasonings: Export-grade spice blends, compound seasonings, monosodium glutamate, and powdered sugar
• Dairy Products: Non-dairy creamers and coffee whiteners for international markets
• Other Categories: Dehydrated egg products, food flavorings, and compound food additives destined for the EU, North America, and other major markets
Product Advantages
1. Global Performance Compatibility: ZLSIL-W22 is developed to match the performance parameters of internationally recognized food-grade silicon dioxide products. This ensures seamless integration with existing export production lines and formulations, minimizing the need for costly process adjustments.
2. Comprehensive International Certifications: Our product holds all major international food safety certifications, enabling direct access to global markets. We provide complete export documentation, including multi-language compliance labels and test reports, to support your international trade activities.
3. Stable Supply for Export Demands: Our large-scale production capacity and efficient logistics network ensure reliable supply for large-volume export orders. With a standard lead time of 5-10 days, we can meet your tight delivery schedules and support your global business growth.
4. Export-Focused Technical Support: Our technical team has extensive experience in international food regulations and export requirements. We can provide guidance on destination country-specific addition limits, labeling requirements, and compliance documentation to help you navigate global markets successfully.
Production & Quality Assurance
ZLSIL-W22 is manufactured by Zhongqi (Shandong) Silicon Materials Co., Ltd., a provincial "Specialized, Refined, Differential, Innovative" enterprise and national high-tech company with a strong track record in international trade. Our production facilities include:
• A 10,000-ton annual capacity intelligent precipitation silica production line dedicated to export products
• A 26-point international standard quality control system to ensure compliance with global food safety requirements
• FSSC 22000, ISO 22000:2018, and ISO 9001:2015 certifications, demonstrating our commitment to international quality standards
• Experience exporting to over 50 countries and regions worldwide
Packaging, Storage & Transportation
• Standard Packaging: 15/20kg woven bags with moisture-proof composite liners, designed to meet international shipping requirements. Custom packaging and multi-language labels are available upon request.
• Storage & Transportation: Store in a cool, dry, well-ventilated area away from contaminants and strong odors. This product is not classified as a hazardous material and is suitable for global ocean and air transportation. Shelf life is 24 months under proper storage conditions.
• Labeling: Product packaging includes multi-language compliance information in accordance with the requirements of major export markets, ensuring smooth customs clearance and regulatory compliance.
Authoritative Certifications
• FSSC 22000 Food Safety System Certification
• ISO 22000:2018 Food Safety Management System
• ISO 9001:2015 Quality Management System
• FDA Food Contact Material Certification
• SHC HALAL Certification
• OU KOSHER Certification
• FAMI-QS Certification
• SEDEX Certification
• Food Additive Production License
• Provincial "Specialized, Refined, Differential, Innovative" Enterprise Certification
• National High-Tech Enterprise Certification
Compliance Disclaimer
• The term "W22" mentioned herein refers exclusively to a general industry technical specification for food-grade precipitated silica anti-caking agents, not any third party's registered trademark, exclusive trade name or patented product model. Reference to this general specification is to objectively state that the product's R&D referred to food additive industry standards, with no intent to ride on third-party goodwill or mislead the public. Product ZLSIL-W22 is independently developed and produced by Zhongqi (Shandong) Silicon Materials Co., Ltd., with no authorization, cooperation, affiliation, endorsement or substitution relationship with any third party, nor does it infringe any third-party intellectual property rights.
• All statements on product performance, application scenarios and technical parameters are internal test results under conventional laboratory conditions, and do not constitute any express or implied commitment to actual use effect. Actual effect varies by customer's formula, production process, storage environment and usage, and shall be subject to the customer's independent test results.
• This product is a food additive. All usage must strictly comply with the Food Safety Law of the People's Republic of China, GB 2760 National Food Safety Standard for the Use of Food Additives and other current national laws and standards. All liabilities arising from illegal use shall be borne solely by the user.












