The Ultimate Guide to Compostable Bag and biodegradable plastic bag Certifications: Know Your Eco-Labels

Compostable Bag Certifications

As global demand for sustainable packaging surges, understanding compostable bag certifications has become crucial for environmentally-conscious businesses. This comprehensive guide deciphers the world's leading compostable certifications, helping you make informed decisions and verify authentic eco-friendly products.

**Why Certifications Matter for Compostable Bags**  

Not all "biodegradable" bags are equal. Third-party certifications ensure:  

• Complete breakdown within specified timelines  

• No toxic residue in compost  

• Compliance with international standards  

• Industrial/home composting compatibility  

**Global Compostable Certification Breakdown**  

**1. European TUV OK Compost (Industrial)**  

- **Standard:** EN 13432  

- **Issuer:** TÜV Austria  

- **Key Tests:**  

  ≥90% biodegradation within 6 months  

  ≤12 weeks disintegration  

  Heavy metal limits  

- **Logo Significance:** Guarantees industrial composting validity  

- **Verify Certificates:** [https://okcert.tuvaustria.com/](https://okcert.tuvaustria.com/)  

**2. European DIN CERTCO (Home & Industrial)**  

- **Standards:**  

  • EN 13432 (Industrial)  

  • NF T51-800 (Home)  

- **Issuer:** DIN CERTCO (Germany)  

- **Key Distinction:**  

  "Seedling Logo" indicates both industrial/home compliance  

- **Certification Portal:** [https://www.dincertco.de/](https://www.dincertco.de/)  

**3. US BPI Certification (ASTM D6400)**  

- **Standard:** ASTM D6400  

- **Issuer:** Biodegradable Products Institute  

- **Market Relevance:**  

  Mandatory for compostable products in 23 US states  

- **Database Check:** [https://products.bpiworld.org/](https://products.bpiworld.org/)  

**4. Australian AS 4736 & AS 5810**  

- **Dual Standards:**  

  • AS 4736 (Industrial)  

  • AS 5810 (Home)  

- **Oversight:** Australasian Bioplastics Association  

- **Certification Guide:** [https://bioplastics.org.au/](https://bioplastics.org.au/)  

Certification Comparison Chart

**How to Use Certifications in Marketing**  

- Display logos prominently on product pages  

- Link certification badges to official registry listings  

- Educate customers about regional standards compliance  

**FAQs About Compostable Certifications**  

**Q: Can home-compostable bags go in industrial facilities?**  

A: Yes, but industrial-only bags shouldn't be home composted.  

**Q: How often are certifications renewed?**  

A: Annual audits with random product testing.  

**Q: Do certified bags decompose in landfills?**  

A: No – they require composting conditions.  

**Conclusion: Certifications = Trust in Sustainability**  

Navigating compostable certifications empowers your business to source truly sustainable packaging. Always verify certifications through official links and educate customers about proper disposal.  

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