Introdução do Produto
Company & Product Introduction | Non-Yellowing Food-Grade Silicon Dioxide
Zhongqi Guangdong Silicon Material Co., Ltd. is a national high-tech and Guangdong provincial SRDI (Specialized, Refined, Differential, Innovative) enterprise with over 20 years of professional experience in the R&D, large-scale production and global application of food-grade silicon dioxide. Focused on solving the long-standing industry pain point of food discoloration caused by conventional anti-caking agents, we independently develop and manufacture high-performance non-yellowing food-grade silicon dioxide with proprietary production technologies and full-process strict quality control, delivering stable, safe and high-value additive solutions for the global food, nutrition and pet feed industries.
Our core product — non-yellowing food-grade silica — fully complies with China GB 25576-2010 national standard and U.S. FDA 21 CFR regulations. Different from ordinary silica products, our material adopts ultra-low heavy metal control standards, with iron ion, lead, arsenic and other heavy metal residues far lower than global mandatory limits. This superior formula fundamentally inhibits the yellowing chemical reaction between ethyl maltol and metal ions during high-temperature processing and long-term storage, achieving zero discoloration, zero fading and zero performance degradation even in extreme scenarios such as baking, candy boiling and spray drying. Featuring ultra-high purity, impurity-free composition and neutral taste, our silica will not produce gritty mouthfeel or interfere with food’s original flavor, color and texture.
In terms of application performance, our product boasts industry-leading powder flowability — over 40% higher than standard commercial silica grades. It effectively eliminates material caking, reduces equipment blockage, minimizes raw material waste and greatly improves overall production efficiency. To adapt to diversified industrial formulas and processing requirements, we support full-parameter customized production, with adjustable particle size ranging from 2μm to 50μm, as well as customizable bulk density and specific surface area. Widely applicable to baking premixes, confectionery products, powdered beverages, seasonings, dairy products, dietary supplements and pet food, our products have been exported to Southeast Asia, Europe, North America, the Middle East, Oceania and other mainstream global markets with mature and stable supply systems.
Backed by strong in-house R&D strength, we own 17 national invention and utility model patents for core silica production technologies, and maintain long-term technical cooperation with top domestic universities to realize continuous product iteration and customized solution development. Our production base adopts a fully enclosed dust-free GMP food-grade workshop with independent dedicated production lines for food-grade products, completely avoiding cross-contamination and allergen risks. Equipped with world-class precision testing equipment including atomic fluorescence spectrometers, laser particle size analyzers and high-performance liquid chromatographs, we implement a rigorous 26-step full-lifecycle closed-loop quality management system, covering supplier qualification audit, incoming material inspection, real-time production monitoring and full-item batch testing, ensuring complete traceability and stable quality for every shipment.
We have obtained a full set of internationally authoritative certifications, including ISO22000, FSSC22000, ISO9001, FAMI-QS and SEDEX, as well as FDA attestation, SHC HALAL and OU KOSHER certificates. Holding valid national food and feed additive production licenses, we fully meet the market access and customs clearance requirements of global mainstream regions.
In terms of packaging and logistics, we provide standardized and customizable food-grade packaging solutions. Optional specifications include 10kg, 15kg, 20kg woven bags and ton-level bulk packaging, with multi-layer waterproof and moisture-proof structures to prevent moisture absorption, caking and damage during long-distance ocean and air transportation. All packaging materials are non-toxic, odorless and food-contact safe. With a 33-month long stable shelf life and non-hazardous transportation attributes, our products support EXW, FOB, CIF, DDP and all mainstream international trade terms. We also provide multi-language custom labeling and exclusive brand packaging services to meet personalized branding and regional regulatory needs.
Adhering to customer-oriented service philosophy, we provide free pre-sales sample testing for formula verification, paired with one-on-one professional technical guidance and full-cycle after-sales support. For long-term cooperative clients, we offer stable priority supply, customized R&D solutions, flexible pricing policies and real-time industry regulatory updates, striving to build long-term win-win strategic partnerships with global customers.
Food-Grade Silicon Dioxide Optimized Non-Yellowing Version — Sorted & Classified FAQ
Divided into 5 major modules: High Temperature & Application Performance, Compatibility & Formula Matching, Safety & Heavy Metal Control, Compliance & Production Quality, After-sales & Long-term Customer Support, clearer for website catalog / sales brochure use.
Module 1: High Temperature Resistance & Multi-scenario Application
Q1. How does your silicon dioxide perform under high-temperature processes like baking, candy boiling and spray drying? Will it turn yellow, lose efficacy or suffer structural damage?
A. Our anti-yellowing food-grade silicon dioxide is customized for high-temperature food processing. It features outstanding thermal stability and maintains stable physical & chemical properties under sustained high temperature up to 200°C, without decomposition, structural breakage, yellowing or discoloration.
We implement ultra-low heavy metal (especially iron ion) control, which fundamentally suppresses the yellowing reaction between iron ions and ethyl maltol at high temperature. It perfectly solves discoloration issues of baked goods, hard candies and instant powder drinks both during thermal processing and subsequent storage.
Q2. Is this silicon dioxide applicable to special products such as dietary supplements and pet food? Is it compliant with relevant regulations?
A. Absolutely. It is widely compatible with human health supplements, dietary powders, pet food and pet nutritional supplements.
- Feed compliance: Certified by FAMI-QS EU feed additive system, satisfying EU and global standards for pet food raw materials.
- Food compliance: Fully meets US FDA rules and China GB standards for health food additives.
We can also customize product indicators and offer targeted application guidance based on your pet food / supplement formulas.
Module 2: Raw Material Compatibility & Mixing Guidance
Q3. Can this silicon dioxide be mixed with sweeteners, flavors, seasonings, milk powder and other food additives? Any compatibility notes?
A. With superior chemical inertness, our silicon dioxide is compatible with nearly all mainstream food raw materials and additives, including granulated sugar, glucose, maltodextrin, ethyl maltol, all types of sweeteners, edible essences, milk powder, starch and compound seasonings.
It generates no chemical reactions and will not weaken the functional performance of other ingredients.
**Key operation tip**: Pre-blend silicon dioxide evenly with dry powder raw materials before adding liquid components, to prevent agglomeration caused by premature moisture absorption. Our technical team can provide tailored mixing process solutions for your specific formula.
Module 3: Safety Control — Heavy Metal Standard & Traceability
Q4. What’s your internal heavy metal control standard? How is it better than GB 25576-2010 and FDA 21 CFR?
A. Our internal heavy metal limit is far stricter than national and international mandatory standards, focusing on anti-yellowing core demands:
1. Iron ion (main trigger of food yellowing): Internal limit ≤5ppm, much lower than the 30ppm cap of GB 25576-2010 and FDA requirements.
2. Lead, arsenic and other toxic heavy metals: Internal thresholds are 50%–70% tighter than official regulatory limits.
We implement 26 full-process inspection procedures from raw material intake to finished goods delivery. Every batch undergoes full testing via atomic fluorescence spectrometer and precision lab equipment before shipment, locking heavy metal residues steadily within ultra-low control ranges.
Q5. What raw materials do you adopt for production? Is full-chain traceability available?
A. Raw material: High-purity food-grade sodium silicate only. No recycled materials, industrial-grade feedstock or animal-derived substances are used in the whole production flow, fully compliant with HALAL & KOSHER dietary specifications.
Complete full-chain traceability system covers supplier qualification audit, incoming batch inspection, real-time production parameter recording, finished batch testing and shipment tracking. Each batch carries a unique batch number traceable to raw material supply, production and testing records, satisfying global food additive traceability supervision rules.
Module 4: Production Hygiene, Compliance Certificates & Eco Packaging
Q6. What full set of export compliance documents can you provide to meet customs clearance & market access worldwide?
A. We supply complete, legally valid certification documents batch by batch to support global customs clearance:
1. Universal basic papers: Full-item COA, Food Additive Production License, Sanitary Certificate, Commercial Invoice, Packing List, Bill of Lading.
2. Regional market certifications: FDA Letter of Compliance, SHC HALAL, OU KOSHER, ISO system certificate, FAMI-QS, SEDEX audit report.
All documents cover market entry requirements of Southeast Asia, EU, North America, Middle East, Oceania and other mainstream regions.
Q7. How do you prevent cross-contamination during production? Does the workshop comply with food GMP?
A. Our manufacturing base is built fully in line with food-grade GMP specifications:
- Fully enclosed dust-free workshop, dedicated independent production lines for food-grade silica; separate zoning for raw material warehouse, production area, finished goods warehouse and testing lab to eliminate cross-contamination between different grades/products.
- Complete sanitation SOPs: staff disinfection protocols, equipment cleaning & disinfection standards, regular environmental microorganism monitoring.
- Zero animal ingredients, nuts, gluten and other allergens throughout production, meeting global allergen control standards and passing HALAL/KOSHER third-party audits.
Q8. Do you supply eco-friendly packaging? Can it satisfy EU plastic recycling & environmental rules?
A. We offer multiple eco-friendly packaging solutions balancing moisture-proof performance and global sustainability regulations:
Options include recyclable PE bags, fully biodegradable inner liners, packaging complying with EU Single-Use Plastics Directive and plastic recycling labeling standards.
All packaging materials are food-contact safe, non-toxic and odorless without product contamination risk. Custom exclusive eco-packaging is available based on your brand sustainability strategy and regional environmental laws.
Module 5: Technical After-sales & Long-term Bulk Customer Benefits
Q9. If dispersion failure, poor anti-caking effect or unexpected discoloration appears during production, what technical support can you get? What is your response speed?
A. Our technical team owns over 20 years of food additive application experience and delivers closed-loop full-cycle technical support:
- Response commitment: Preliminary troubleshooting plan within 2 working hours upon receiving your feedback.
- Routine faults: Remote formula adjustment, process optimization guidance and on-site operational training.
- Complex abnormal issues: On-site engineer debugging and customized solution design as requested.
- Lab simulation testing available to locate root causes, optimize formulas and production processes until problems are fully resolved.
Q10. What exclusive privileges can long-term bulk cooperative customers enjoy?
We provide comprehensive exclusive support for strategic long-term partners:
1. Stable supply guarantee: Priority production & shipment during peak seasons to secure on-time bulk order delivery.
2. Custom R&D service: Tailored product indicators and formula development matching your product positioning & processes; joint development for new application scenarios.
3. Flexible pricing: Special long-term contract price + annual volume rebate policy.
4. Dedicated one-stop service: Exclusive account manager + technical engineer for 7×24 support; priority processing of sample tests, technical consultation and document preparation.
14. Industry intelligence sharing: Timely updates on global food additive regulatory changes, technical innovations and market trends to help you respond quickly to market shifts.
