SN/T 5428-2022 in English
VALIDImport and export textiles - Rules for inspection of fluorescent whitening agents
- Issued on:2022-03-14
- Implemented on:2022-10-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$204.00
Introduction
Analysis of the core content of the standard
| Detection dimensions | Chinese requirements | EU requirements | Japanese requirements |
|---|---|---|---|
| Regulatory attributes | Mandatory (medical materials) | EN 14079-2003 | Food and Drug Administration 0325 No. 17 |
| Limit requirements | 9 specific brighteners are prohibited | No migratable fluorescent substances | No fluorescent reaction under UV irradiation |
| Detection methods | FZ/T 01137 | BS EN 14079 Clause 5.5 | Dual method verification |
Key technical points
The standard clearly defines migratable fluorescent brightener as: fluorescent substances that can be transferred from the substrate to the contact medium under simulated use conditions. Key points to focus on during testing:
- Infant and toddler products (≤36 months) implement the CNS 15503 zero tolerance policy
- Medical dressing products must pass the fluorescence scanning in Appendix D of YY 0594-2006
- Specify separate testing procedures for new materials such as bamboo pulp fiber nonwovens
Standard Implementation Recommendations
Corporate Compliance Operation Guide
1. Raw Material Control: Establish a banned list of fluorescent brighteners, with special attention to Class A/B materials specified in FZ/T 52004-2007
2. Testing Strategy:
| Export to EU | EN 14079 migration test is preferred |
| Export to Japan | UV visual inspection and chemical migration test are required to be carried out simultaneously |
3. Document preparation: The test report must include the sample batch number, test method version number and abnormal phenomenon record
Technology evolution analysis
The main upgrades of this standard compared with SN/T 1649-2012:
- Special requirements for 6 new textile materials such as facial mask base fabric are added
- CNS 11820 migration test method is introduced as the arbitration method
- It is clarified that only unqualified items are subject to secondary inspection in the re-inspection rules
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