As a supplier of Flexible Intermediate Bulk Containers (FIBC), also known as bulk bags, I often get asked about the certifications that are crucial for these products. In this blog post, I’ll delve into the various certifications for FIBCs, why they matter, and how they impact our business and customers. FIBC

Understanding FIBCs and Their Importance
FIBCs are large, flexible containers used for storing and transporting a wide range of dry, flowable products, such as chemicals, agricultural products, and minerals. They offer several advantages over traditional packaging methods, including cost – effectiveness, ease of handling, and reduced environmental impact. However, to ensure the safety and quality of these products, various certifications are required.
Key Certifications for FIBCs
ISO 21898:2005
ISO 21898:2005 is an international standard that specifies the general requirements for FIBCs, including their design, construction, and testing. This standard covers aspects such as the minimum safety factor, which is typically 5:1 for general – purpose FIBCs. A 5:1 safety factor means that the bag is designed to hold five times the rated load without failure.
The standard also regulates the stitching, seams, and fabric quality of FIBCs. For example, it defines the minimum number of stitches per inch and the strength requirements for the seams. By adhering to ISO 21898:2005, we can ensure that our FIBCs are of high – quality and can safely handle the intended loads during transportation and storage.
UN Certification
UN certification is essential when FIBCs are used to transport hazardous materials. The United Nations has established a set of regulations (UN Recommendations on the Transport of Dangerous Goods) to ensure the safe transportation of dangerous substances.
To obtain UN certification, FIBCs must undergo a series of rigorous tests, including drop tests, stacking tests, and penetration tests. These tests simulate real – world scenarios during transportation, such as accidental drops or impacts. Only FIBCs that pass these tests are issued a UN certification, which is marked on the bag with specific symbols indicating the type of hazardous material it can safely carry, the maximum weight, and other relevant information.
For our customers who need to transport chemicals or other dangerous goods, UN – certified FIBCs are a must – have. It not only ensures compliance with international regulations but also provides peace of mind knowing that the products are being transported safely.
ATEX Certification
ATEX certification is relevant for FIBCs used in potentially explosive atmospheres. In industries such as mining, oil and gas, and chemical manufacturing, there is a risk of explosion due to the presence of flammable gases, vapors, or dust.
ATEX – certified FIBCs are designed to prevent electrostatic discharges, which could potentially ignite the explosive atmosphere. These bags are made from special anti – static materials and have grounding features to safely dissipate static electricity.
When supplying FIBCs to industries with explosive risks, ATEX certification is a non – negotiable requirement. It helps our customers maintain a safe working environment and comply with strict safety regulations.
FDA Certification
If FIBCs are used to store or transport food products, FDA certification is necessary. The U.S. Food and Drug Administration (FDA) has strict regulations regarding the materials that come into contact with food.
FIBCs with FDA certification are made from materials that are safe for food contact. These materials are tested for chemical migration and other potential contaminants that could affect the safety of the food. By offering FDA – certified FIBCs, we can serve the food industry and ensure that our products meet the highest safety standards.
Why Certifications Matter for Customers
Certifications are not just pieces of paper; they have a significant impact on customers’ businesses.
Safety
The primary reason for certifications is to ensure the safety of the products, workers, and the environment. For example, UN – certified FIBCs prevent leaks and spills of hazardous materials, which could cause harm to humans and the environment. ATEX – certified FIBCs reduce the risk of explosions in potentially dangerous atmospheres.
Compliance
Many industries are subject to strict regulations regarding the storage and transportation of products. By using certified FIBCs, customers can ensure compliance with local, national, and international regulations. This helps them avoid costly fines and legal issues.
Quality Assurance
Certifications are a sign of quality. When customers purchase FIBCs with ISO 21898:2005 certification, they can be confident that the bags are well – designed and constructed. This reduces the risk of product failure during use, which could lead to delays and additional costs.
How We Ensure Certification Compliance as a Supplier
As a FIBC supplier, we take certification compliance very seriously.
Material Selection
We carefully select the materials used in our FIBCs to meet the requirements of different certifications. For example, for UN – certified FIBCs, we use high – strength fabrics and reliable stitching materials. For FDA – certified FIBCs, we source food – grade materials from trusted suppliers.
In – house Testing
We have an in – house testing facility where we conduct a variety of tests on our FIBCs. This includes strength tests, leakage tests, and electrostatic discharge tests. By performing these tests regularly, we can identify and address any potential issues before the products are shipped to customers.
Third – Party Audits
We also undergo regular third – party audits to ensure our manufacturing processes and products meet the relevant certification standards. These audits are conducted by independent organizations, which provide an objective assessment of our compliance.
The Impact of Certifications on Our Business
Certifications have a profound impact on our business.
Market Access
Having a wide range of certifications allows us to access different markets. For example, with UN certification, we can supply FIBCs to the international chemical industry. FDA certification opens up opportunities in the food industry.
Customer Trust
Certifications build customer trust. When customers see that our FIBCs are certified, they are more likely to choose our products over those of our competitors. This has helped us build long – term relationships with many customers.
Product Differentiation
In a crowded market, certifications differentiate our products. They show that we are committed to quality and safety, which gives us a competitive edge.
Conclusion

In conclusion, certifications for FIBCs are essential for ensuring safety, compliance, and quality. As a FIBC supplier, we are dedicated to meeting and exceeding the requirements of these certifications. We understand the importance of providing our customers with high – quality, certified FIBCs that meet their specific needs.
Construction Waste Bags If you are in the market for FIBCs and have questions about the certifications or our products, I encourage you to reach out to us for a detailed discussion. We are more than happy to provide you with the information you need and assist you in finding the right FIBC solutions for your business.
References
- ISO 21898:2005, Flexible intermediate bulk containers (FIBC) — General requirements
- United Nations Recommendations on the Transport of Dangerous Goods
- ATEX Directive 2014/34/EU
- U.S. Food and Drug Administration regulations on food – contact materials
Liaoning Xunlian Packaging Products Co., Ltd.
Liaoning Xunlian Packaging Products Co., Ltd. is one of the most professional fibc manufacturers and suppliers in China, featured by quality products and good service. Welcome to wholesale CE approved fibc made in China here and get quotation from our factory. Customized orders are welcome.
Address: Chaoyang Industrial Park, Kangping, Shenyang, Liaoning, China.
E-mail: info@xunlianpack.com
WebSite: https://www.xunlianpack.com/